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.
芒果TV网友： 反转层层递进，不断推翻固有认知，持续抓住观众注意力。
豆瓣网友： 沉重却不压抑，分寸刚好
bilibili网友： 故事讲坚守，默默坚持，对抗世间的艰难困苦。
1905网友： 《玉贞姐姐》故事讲述勇气，敢于承认脆弱，直面内心，也是一种勇敢。
爱奇艺网友： 部分桥段理想化较重，现实中很难发生，当作故事欣赏即可。