Jung-Woo (Kim Sung-Su) is a neurosurgeon and also works in bioengineering research. He is married, but has an ongoing relationship with Yoo-Gyeong (Han Go-Eun). She is a doctor and stands by Jung-Woo.  Yoo-Gyeong has a mysterious accident one day and her hand is cut off in the accident. Thanks to Jung-Woo's quick thinking, her hand is reattached successfully with surgery. Yoo-Gyeong's health improves after the surgery, but bizarre events take place around her constantly.

Black Hand

Jae Pil used to run a karaoke with his mother. At some point, Jae Pil will receive text threats from an unknown person. Then one day, after a small fight with his brother, he turned violent. After that, he apologetically went back to his younger brother, however, he was unconscious. Then, he got the text threat again.

Killing Talk

A film depicting the process of the main character, a victim of school violence, escaping from bullying and implementing justice.