My Sister Asked Me to Get Married

[Two male protagonists + imprisonment + marrying for the younger sister + family marriage + forced attack by any means + coward and being a monster] The Chen and Tang families got married, and her sister Chen Yue calculated that her brother Chen Nian would let him live in the Tang family instead of her, while she fled abroad to seek refuge. Although there is a difference in their gender, the two look very much alike. After Tang Mu discovered that his fiancée had been cheated on by his uncle, he resolutely imprisoned him at home as a hostage. As a hostage, Chen Nian kept acting like a monster in the room, but he was a coward, afraid and playful at the same time. Although he was tortured by Tang Mu during his imprisonment, he finally escaped from the tiger's mouth. Tang Mu, who always thought that Chen Yue liked him, found out that she didn't like him, and he didn't really like her either. Tang Mu, who wanted to get rid of loneliness, unknowingly transferred his feelings to Chen Nian. I thought I was a straight man, but when I saw Chen Nian's big white body, I couldn't calm down...