Love and Treachery (2011)
Original title: 不倫純愛
Love and Treachery is a 2011 Japanese-language romance movie directed by Hitoshi Yazaki, with a running time of 1h 35m. It stars Yoko Kamon, Kanji Tsuda and Yuko Nakamura.
Kyosuke, an editor at a publishing company, keeps his concerns about his stagnant relationship with his wife hidden. As he struggles with his feelings, he meets Reika, the lover of an talented up-and-coming novelist, and becomes obsessed with her.