Octopus Girl

From Dark Horse:

Teenage monsters lose their hearts and heads in a relentlessly gory collection of dark humor and horror! Carving a comical niche in modern horror manga, Toru Yamazaki's Octopus Girl serves up the most disgusting dishes of heartbreak and revenge found on land or at sea. Have a side order of nervous laughter with your main course of bloodcurdling fear, some gore with your teen angst, and some killer instincts with your kawaii! These shocking vignettes will hypnotize fans of the macabre andof the absurd, as intestines, eyeballs, and fluids of all sorts shoot enthusiastically across Yamazaki's pages!