"Xia Tianyou is one of the main characters in the Japanese manga ""Divorced My Scum Husband, Married His Evil Brother"". He is the husband of the female protagonist, Lin Xueqing, and the younger brother of Xia Tianjun, the male lead of the story.

Xia Tianyou is initially portrayed as a loving and caring husband who deeply cares for his wife. However, his character undergoes a drastic change after he discovers that Lin Xueqing had an affair with his older brother, Xia Tianjun. Xia Tianyou becomes vengeful and cruel towards Lin Xueqing, blaming her for ruining his life.

Despite his initial anger towards Lin Xueqing, Xia Tianyou eventually develops feelings for her again and becomes torn between his love for her and his loyalty to his family. He struggles to come to terms with his emotions and ultimately decides to support Lin Xueqing in her pursuit of happiness, even if it means going against his own family.

Throughout the series, Xia Tianyou's character arc is one of redemption and growth. He starts off as a sympathetic character who is hurt by his wife's infidelity, but over time learns to forgive and accept her for who she is. His journey is one of self-discovery, as he learns to confront his own faults and overcome them.

Overall, Xia Tianyou is a complex and compelling character who adds depth and nuance to the story. His struggles with love, loyalty, and forgiveness make him a relatable and sympathetic character, even in the midst of his more villainous moments. His journey of redemption and growth is one of the highlights of the manga and makes him a standout character in the series."