My Girlfriend is a T-Rex is the story of a young man learning to live with his sexy but Cretacious new roommate - a girl that's part-human, and part-Tyrannosaurus Rex! In a world where humans live side-by-side with anthropomorphic dinosaurs, Yuuma Asahikawa is a young man looking for a fresh start in life. It's a classic case of be careful what you wish for when Yuuma begins dating Churio, a gorgeous Tyrannosaurus Rex with a ferocious appetite. Follow the ups and downs of Yuuma and Churio's bizarre romance as they spend their daily lives together. As Churio's vicious claws, reptilian tail, and razor sharp teeth hinder even the simplest of activities together, will Yuuma, let alone their relationship, survive?