Kuro Amamiya (You) an ex assassin who transferred to south Korea to start a new life(?) And one day he got a job offer as a personal bodyguard for a nine member girl group
Kuro Amamiya (You) an ex assassin who transferred to south Korea to start a new life(?) And one day he got a job offer as a personal bodyguard for a nine member girl group
Chaeyoung a girl who beams the brightest smile that could even light up a whole town, but behind those smile hides the deepest secrets that Mina would later on find out. How will this story ends.