Kristy, a member of the Baby-sitters club, is watching Derek, who is one of two child actors starring in a TV movie. With all the problems of accidents, mysterious letters, and friction between the stars, can Kristy save the movie?.
Kristy is one of the last to see Jake before he is reported missing. The baby-sitters and all Jake's friends help look for him. When the police cannot find him after two days, Kristy is determined to find him.
Dawn begins to get threatening notes and odd phone calls while she is babysitting. She is scared, but she is afraid she will lose the Sitter of the Month Contest if she tells anyone.
Stacey is hired to be a house-sitter and dog-walker while the Johanssens are away. When scary things start happening, the Baby-sitters are determined to solve this mystery.
Claudia enters a baking contest with the help of the other Baby-sitters, and has good chance of winning first place. When someone starts sabatoging the entries, they set out to solve the mystery before Claudia loses the bake-off.