Yujeong, who works as a night shift nurse at a general hospital's cardiology department, is now told that her 12th-grade younger sister, Kijeong, has been arrested by the police as a suspect in an infant abandonment case. Only then does Yujeong start to make desperate efforts to rescue her sister.

故事讲述误入歧途的少女与家庭的关系破裂，而最后寻回家庭温暖的温情父女片。秀爱饰演的Jung-eun一直以为爸爸是害死妈妈的凶手，故此不爱留在家而误入歧途。自她离开教导所回家后，父亲Joo-suk虽然表面上冷漠对待她，其实他的内心一直着紧女儿及儿子Jung-hwan。直至有人找上门迫Jung-eun还债，两姐弟才明白父亲是如此疼爱他们……