Being a vegetarian vampire isn't always easy. Carl's dad works night shifts in a warehouse so that he can keep his family in synthetic blood, but longs to be a real estate agent. Carl, desperate not to become a scary vampire, would do anything to help him live his dream, even if it means taking a huge risk to find a mad scientist and getting into trouble. Carl's bat friends, Dari and Foxy, follow him throughout his adventure and share interesting bat facts with readers.