Hwang Joo Hyun, 18 born in Seoul to a wealthy family who owns many multi-million companies. Joohyun imgrated to Australia when young but just before she turned 18 her family went bankrupt and was force to more back to Korea after moving back Joohyun and her family was offered to stay at Oh's residence due poverty.

The Oh's family one and only son Oh Sehun has a very dark but it was shortly discovered by Joohyun but what would Sehun do to keep her from telling others?