In response to a dare, Mona, Charley, Lily, and Fang venture out on a night-time mission. / When Mona's parents go out for the night, the new babysitter comes over. Charley breaks the ultimate taboo ...

The past is a deadly weapon.

Follows the adventures of Mona Parker ("Mona the Vampire"), as well as her two best friends, and her pet cat, Fang, as they imagine themselves confronting a new supernatural foe, or solving a ...