Ghoulfriends Just Want to Have Fun introduces three new monster characters: Robecca Steam, Rochelle Goyle, and Venus Mcflytrap. As new students, the trio must navigate the bewildering array of cute monster boys, established cliques, and monster-rific subjects like Mad Science, Ge-ogre-phy, and physical deaducation. As if that weren't hard enough, something strange and sinister seems to be happening at the school. Can the new GFFs solve the mystery?