Kim Taehyung -a guy who desire a to be CEO but to be CEO he needs to marry a girl named Chen Xiang Xin -daughter of a rich man in China whose parents are V's ( Kim Taehyung) parents business partners .She is also a fashion designer. On the day of their marriage when V was waiting for his bride she didn't came so Jeon Jungkook -V's brother. Needs to find a replacement for Xiang Xin in order to help his brother.Then suddenly he bumped into a girl. Song Rae Hwa - practicing to be a nun who will be an official nun next year. How will Rae Hwa be connected to V will she marry him or not