Manga im looking for ...for so long plz help me

I am looking for a manga for a complex gay man who works in a company and his personality is introverted because he had an accident attempting rape when he was young, and there is a manager of his work with a strong personality and he is repentant and upset with him because he hates gays, so he will decide to play with his feelings and sleep with him until he becomes addicted to him and falls in love with him after he loves him He left him and became neglectful and treated him cruelly, and the second felt lonely to the point of death, then the director ordered him to come to the office and slept with him, and he practiced violently, then he kicked him out and hurt his feelings. Then the Bottom saw her as he was walking to his house with another Bottom and he started crying and saying to himself no, maybe this is his relative then cried and ran away About the Botom .. Please, I want this story or a story similar to it