The part-time job she works at is a den of vicious boys. With no way to escape, this J-cup married woman is gang-playd one after the other in a 4-ton truck. Aya Ueba

The movie revolves around Aya Ueba, a married J-cup woman who takes a part-time job in a rural area where her husband's company has gone bankrupt. She finds herself working alongside disabled boys who turn out to be vicious, and she becomes trapped in a situation where she is subjected to gang-play by these boys in a 4-ton truck. The central dramatic tension lies in Aya's struggle to cope with her circumstances and find a way to escape the clutches of her tormentors.