本片聚焦在一个疏离的家庭。在母亲去世后,在一个圣诞节一家再一次团聚在了一起。。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.。