Aisuru no wa Tsumi

Katy works as a secretary and companion for a retired college professor. When her employer suffers a heart attack, his godson, Bruno, comes to stay at the estate! He’s a beautiful young businessman, and to tell the truth, Katy has a hard time dealing with him. He’s overflowing with confidence, and when she’s in front of him, she turns red in the face and can’t speak for some reason. But as the days go by, eventually the time comes when she gets accustomed to his presence, and Katy finds out that he’s thinking about getting married to his girlfriend. It seems like he’s doing it to put his godfather at ease, but hearing about it causes a pain in Katy’s chest like nothing she’s felt before…