Connie, the eight-year-old daughter of Eile and Sunny of Team Girl, is fed up. Her parents pay more attention to her sister Liza than they do her. She concludes they don't love her anymore and she decides to run away. She wants to become special, to teach them all a lesson, so she goes to Giovanna Borgia, a vampire and one of Team Girl's best friends, and asks her to make her a vampire.
Giovanna invites her to attend a vampire Christmas party in a nearby cemetery, and there she meets Angela, a child vampire her same age. They strike up an unlikely friendship, and Connie learns what it means to be a vampire, the bad as well as the good.
However, a group of vampire hunters decides to crash the party, and they have targeted Connie and Angela for extermination.