During her husband's business trip, the young wife Eri was suddenly invaded by a homeless man and raped. Trapped, she became the men's sex toy day after day, and due to her bland married life, she began to experience female pleasure. One day, the leader of the homeless, Endo, fell for her and confessed his feelings. In the midst of intense turmoil, she succumbed to a type of sex she had never experienced before...
