In the four months since Joey Salvo's assassination, Simone is working odd jobs since he has been suspended by Internal Affairs pending their investigation, while he approaches Sipowicz asking about his and others incitements by the FBI who think that Salvo's death was an inside job within IAB, and Lt. Shannon from IAB tells Lt. Fancy that he may know the person who killed Salv...

　　Hannah Fry, a professor of maths, is used to investigating the world around her through numbers. When she's diagnosed with cervical cancer at the age of 36, she starts to interrogate the way we diagnose and treat cancer by digging into the statistics to ask whether we are making the right choices in how we treat this disease. Are we sometimes too quick to screen and treat cancer? Do doctors always speak to us honestly about the subject? It may seem like a dangerous question to ask, but are we at risk of overmedicalising cancer? At the same time, Hannah records her own cancer journey in raw and emotional personal footage, where the realities of life after a cancer diagnosis are laid bare.

　　在首尔求学的女大学生康喜真（南相美 饰）每日奔波劳碌，疲惫不堪。这日她接到母亲的电话，竟得知妹妹邵真（沈恩京 饰）失踪，下落不明。她匆匆赶回老家，然而母亲执迷不悟，以为只靠虔诚的祈祷邵真就能返回家中。面对母亲的麻木，喜真只得报警，但警官泰焕（柳承龙 饰）只将其当作一般的离家出走处理。
　　不久，一个女子在喜真家的窗前吊颈并坠楼而死。泰焕从死者房间找到一封遗书，其中甚至提到邵真的名字。泰焕无法从喜真母亲那里得到任何线索，只得从小区管理员那里探知线索。却得知邵真竟一曾被鬼附身，整个案件开始朝着诡异的方向发展……