Synopsis Korean Drama Kill It

Will a killer-turned-veterinarian and a detective find common ground?

Kim Soo Hyun is a veterinarian who is a professional killer. Many individuals and organizations hire him for large sums of money. Nobody in the public knows anything about him as a killer, including his age, name, and race. Animals are his only companions, but deep inside, he constantly yearns for love. He struggles to develop and maintain any pure relationships around him. One day, a client asks him to kill in exchange for information regarding his mysterious past and a conspiracy involving his birth.
Do Hyun Jin was once a ballerina, but now she is working as a detective in Seoul, who graduated from police academy as the most excelled. Although she looks cold and star on the outside, she is, in fact, a very sympathetic individual. Hyun Jin trusts her instincts and is not afraid to rely on the things around her to make a decision on the best of her abilities. She has suffered trauma but still keeps pushing forward. She starts to chase after Kim Soo Hyun as she believes he is a serial killer.
What happens when both get to know that the connection between them has started years ago?

(Source: AJ at MyDramaList)

Native Title: 킬잇
So Known As: Beullu ai, Beulroo Ayeu, Blue Eye, Blue Eyes, 블루 아이
Screenwriters: Choi Myung Jin, Son Hyun Soo
Directors: Ahn Ji Sook, Nam Sung Woo
Genres: Action, Thriller, Mystery, Crime, Drama
tags: Hidden Past, Strong Male Lead, Strong Female Lead, Badass Male Lead, Action, orphan, Tough Male Lead, Calm Male Lead, Murder, Serial killer