爱浙影视为您介绍《玉贞姐姐》：玉贞姐姐是由朴艺荣,李夏恩,金伊敬,朴钟焕,韩海印等人主演，由郑海一导演的剧情，剧情介绍：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.