The heroine travels to another time and space and becomes a man. Costume. It mainly describes the emotional entanglements between four men (one is the heroine and the other is the soul), mixed with the complex struggles in a large family. The writing style is gorgeous, but those who prefer simplicity may find it a bit draggy. There is a lot of foreshadowing at the beginning, so it may not be easy to understand. Although there are brothers who like each other, it is not a brotherly story.