Kim Taehyung work as Mafia the top 2 biggest mafia the coldness man everyone know never care about people he killed , heartless mafia and don't give a fuck about what people say about him but His parents want him to have wife meanwhile he don't want to have a wife unfortunately it's to late his parents already force the marriage with a cute girl , weak heart and body and have a sickness that can make her died its Song y/n, Will y/n change Taehyung???