In which a girl named Min Y/N, the little sister of Min Yoongi. Is forced in her whole life to play the Cello. What would happen when 2 passionate singers and dancers from one of the biggest boy groups meets the one and only Min y/n who never wanted to play the cello but become a painter. " you must play the cello, my sweet daughter " Y/n looked at her mother in sadness " why ? Why play the cello ? I want to be a painter " " it is part of the family you must be the cello just like your brother who is the pianist. "