Lilly is given her very own life-sized "Really You" doll, Lilly D. Soon after, strange events begin to occur which Lilly's mother accuses Lilly of doing; Lilly maintains she is innocent, and that Lilly D is alive. Soon, Lilly's mother starts to care more about Lilly D than Lilly, even letting it sleep in her bed. Lilly's brother, Brandon becomes determined to prove Lilly D is alive, or isn't.
Brandon suspects the doll is trying to get rid of Lilly. Brandon and his friend, Josh go to the "Really You" doll-maker and she explains that all of the dolls have souls. When the doll switches places with Lily, Brandon notices that the discarded doll thrown in the trash has Lilly's birthmark on the back of her neck. Lilly is restored to her human self and the doll is hit by a garbage truck. The doll is then seen on the street by two girls. It grabs one of the girls, causing them to run away in horror.
It didn’t matter if Timmy was naughty or nice. This year, he gets one Christmas present that turns out to be a dangerous germlin/dragon-like monster. In the end however, it turns out that Santa did grant his wish: to get Timmy's family back together.
Will strikes a deal with Jake, the new kid, to take care of some bullies. Will soon learns Jake is a ghost: he died in a fire because of some bullies. They go back in time to the day Jake was going to die. Will saves Jake, only to realize that he'd been tricked. When Will perishes in the fire that had killed Jake, Jake begins the rest of his life again, while Will takes Jake's place and becomes the ghost.
Jillian is forced to face her fears in a creepy inn where the staff is keeping a secret. At night, the staff of the inn are revealed to be werewolves who wish to devour her. She is saved by another werewolf who might just be her father.
Jamie is a worker at a golf course and has a crush on a member of the club, Zach. She comes upon a mysterious store The Raven's Chest and steals a beautiful red dress from the creepy blind owner. She wears the dress at a dance to impress Zach. The blind owner of the store starts stalking her but Jamie does not return the dress. She awakes in the morning to find that she is now blind. As she screams in horror, the blind owner gains her own eyesight back, saying that everyone must pay.
Lauren and Mark learn that when cemeteries are disturbed, not everything stays buried. A ghost replaces Mark when he falls into a grave. Lauren sets off to get her brother back. In the end however, Lauren is replaced by a ghost and the real Lauren is dead.
Jeffery realizes not everyone moves out before someone else moves in. There is something in the walls of the new house he and his parents move into. It turns out that his parents knew there was a creature in the walls all along. They say that the ugly, old creature, called a klemit, causes good fortune and has a strong sweet tooth. When Jeffery threatens to tell people about it, his parents allow him to have a sleepover in their room while watching their flat-screen TV.
Kelly "Kell-razer" and his friend Gooch receive a mysteriously new game called "Zee Town" that they got from a stranger named the Game Master. However, it turns out this game is actually real. As they team up with their new found allies Sean and Mika, they must all fight their way out for that is the only way to survive. In a twist ending, Kelly ends up in the game as the new game master, because he has defeated the old game master. Whoever beats him sets him free, trapping the next winner inside in a continuous cycle.
Walt and his best friend Tim are sixth graders who are obsessed with aliens. When two strange 8th graders, Bonnie and Greg, ask Walt to join their secret alien club, he eagerly accepts. However, it turns out that Bonnie and Greg are real aliens that only wanted Walt to join so they could eat him. After taking a bite of his toe, they realize that Walt is actually a redhead with dyed hair, and because they are allergic to redheads, they decide to eat Tim. Walt and Tim defeat the aliens by throwing salt on them, which absorbs them. The cafeteria cook accidentally bakes the alien's melted bodies into the school's chicken nuggets. Walt and Tim discover the alien's pieces inside and scream in horror.
Fears become real when the grandchildren of a decorated psychiatrist play around with an ancient recorder in their grandfather's office. It turns out the recorder was brought to their grandfather by Fear itself. But Fear returns, wanting it back so that he can unleash all the dark fears upon the world. One of the children, Jenny tricks Fear into going into the box by saying she is afraid of Fear itself and it disappears forever.
A young boy named Jack Pierce desperately wants a dog, but his mother won't allow it since every other pet he owned died. So in order to prove how responsible he is now, Jack decides to perform an experiment to bring worms back from the dead and keep them as pets. Unfortunately he also accidentally rasises a zombie out of the cemetery, but instead of getting help, he keeps it as a pet.
A mask tells of a very bad past, so Julie and Bill, set off to change the past of the kids who they believe died. In the end, the kids seen through the mask were actually Julie and Bill themselves. The man they believed would kill them was just the handyman who was trying to fix the furnace. The mask enables their friend Robbie to save him when an explosion in the furnace causes the beam they thought would crush them to fall on him. Robbie shoves both himself and the handyman out of the way. They realize that the mask shows the future instead of the past.
Chris is about to celebrate his 13th birthday and still carries a deathly fear of clowns from when he was little. He begins to suspect that the local carnival clowns are everywhere and stalking him. Are they really trying to get him or will he finally outgrow this childhood horror?
When boy scout Pete welcomes his teenage sister Alice home from boarding school, his best friend Reggie believes she is a witch. It is revealed that Alice met a beginner's witch named Enid at her boarding school who told her she was cursed. Alice suspects that it is a Saired Curse, a curse that is said to first start with misfortune, then steals wealth, health, sanity, and finally life. It ends up being William Merrit, an older boy scout who vowed revenge after Alice read one of his love-notes out loud so he would leave her alone. After a short magical battle, he is turned into a toad.
The two meanest girls at school, Steffani Howard and Taylor, prank call the next door neighbor, Mrs. Biazevich. Mrs. Biazevich warns them to be nice girls and dies the next day. Steffani starts receiving text messages telling her to be a nice girl from Mrs. Biazevich's phone. Mrs. Biazevich's spirit visits Steffani and Taylor and sees that Steffani is still very mean. Mrs. Biazevich lets Taylor go because she can see good in her heart but traps Steffani in a video in her cellphone and sends it to her granddaughter Adriana (the girl Steffani and Taylor made fun of at school). Adriana deletes the video of Steffani, effectively erasing her from existence.
After getting a taste of the amazingly delicious Kreamy Kold ice cream, Marty becomes obsessed with catching the mysterious "Kreamy Kold Ice Cream" ice cream truck that seems to haunt his neighborhood, but always manages to elude him. The local mailman tells Marty the story of a boy who was just as obsessed as he was and caught the truck, but vanished and never returned. Marty manages to stop the ice cream truck but in a twist ending, he learns that to get all the Kreamy Kold ice cream he wants involves the payment of his soul. He ends up trapped inside the freezing ice cream truck until someone else becomes as crazed as he was for the ice cream, catches the truck, and takes his place.
Kai must overcome his fear of the water in order to convince people there is a shark in the pool. It is suspected that the shark is actually a Nanaue (a creature that is a shark in the water and a human on land). It turns out that the shark Kai was seeing was actually his father and that alongside his dad, he is also a Nanaue. Kai uses this as an advantage, scaring the guy that bullies him and taking his crush for a ride in the pool on his back in the form of the shark.
Teddy wants to prove that ghosts do not exist, so he, his sister Haley, and his friend Sean go to a supposedly haunted asylum with a video camera to film everything that happens. It is revealed that everyone inside died in a fire and that anyone who was caught after "Lights Out" would be dangerously operated on by the asylum's evil doctor, Dr. Sturgess. The ghosts, patients of the asylum, try to protect them by locking them in a room minutes before Lights Out, but they misunderstand the attempt, believing that the ghosts were trying to hurt them. They escape and Teddy gets caught by the ghost of Dr. Sturgess. He is operated on by the ghost. Hayley and Sean find Teddy rocking back and forth in a room, so traumatized by his ghostly operation that all he can do is mutter "Lights Out" over and over. Though all this has been captured on camera and posted on the Internet, kids who watched the video believe it is fake (even though it wasn't) and decide to investigate themselves.
Josh always knew that Matt was the perfect son in the family. But when Matt's star begins to fade, Josh thinks that what his parents propose may be taking things to the extreme. It is revealed in the end that Matt is actually a robot whose warranty has already expired, causing all the bizarre changes. After being replaced, Josh finds out that Matt wasn't the experiment. As Josh is about to be shipped away, his parents tell them that they are robots as well and that he was the experiment, not Matt.
Hanna is convinced by her friends into chanting the Scary Mary poem into her mirror before telling her the legend. There once was a girl named Mary who was obsessed with her looks and loved people making themselves beautiful. She lived in a farmhouse and was a very lonely girl. One day, the farmhouse caught on fire and she burned to death. To this day, she waits for someone to chant her name so she can "take their face" and become beautiful again. Days later, Hanna is convinced that "Scary Mary" has contacted her by leaving a compact hairbrush marked with the letter "M." That night, Hanna applies makeup products while brushing her hair with the "M" brush, not knowing there are masked girls inside her mirror waiting to take her. Seconds later, the girls break through the mirror and pull her in, trapping her in the world of Scary Mary.
While in Scary Mary's world, Hanna refuses to be like everyone else, who have given their faces to Mary, leaving themselves faceless. Mary uses the faces to disguise herself as one of them, hoping that a boy will come to rescue the girl and take Mary out of her world, but nobody ever comes. Hanna's friend Eric comes to save her and finds Mary with her face, but realizes that it's not her. Mary's farmhouse sets on fire, representing what had killed her. Eric finds the real Hanna and gets back to the real world by going in a river of Mary's tears. At the end, Mary calls for Eric from the mirror.
R.L. Stine's The Haunting Hour: The Series Seasons