Marianne should’ve never thrown away that chain letter she got in the mail ever since she did bad things have been happening to everybody in the babysitters club with Halloween coming up Marianne, even more worried what kind of spooky thing will happen next then Marianne find a new note in her mailbox, where this bad luck charm, it says or else Marianne‘s got to do what the note says, but who sent the charm and why did they send it to Marianne if the babysitters don’t solve this mystery soon they’re bad luck might never stop