College student Mayu comes from a wealthy family and has been overly pampered, making her somewhat too honest. She attends a prestigious university, so her parents allowed her to live alone, thinking no bad influences would find her there. However, Mayu had a boyfriend named Kawasaki. In reality, Kawasaki was a candidate for membership in a violent gang and had been ordered by his superiors to get close to Mayu. Trapped in the clever snare set by Kawasaki, Mayu becomes an 'offering' to various higher-ups in the yakuza, spiraling into degradation...
