Raped in front of her husband's eyes - documentary film of humiliation

Keita and Kaori were in a film study group when they were students, and they were in a director and lead actress. Over time, their relationship had changed into husband and wife. One day, Keita, who is active as a professional film director, meets Kazuki, a fellow filmmaker in the film industry for the first time in a long time. Kazuki was invited to his home by Keita, and it was there that he learned about the marriage of his former love Kaori.