Episodes
- S01E01 / Cooperation As Yet Unheard Of
- S01E02 / The Most Brilliant Moment
- S01E03 / I Don't Know My Wife's Face
- S01E04 / Things That Are Visible When You Close Your Eyes
- S01E05 / The Girl With The Wicked Spirit
- S01E06 / How To Be Saved Forever
- S01E07 / A Man Cheating With His Wife
- S01E08 / Love, The Basic Instinct
- S01E09 / Reset Man
- S01E10 / Though Memories Fade, feat. How to Forget Bad Memories
- S01E11 / A Brain on Trial
- S01E12 / The Effects Love and Breakups Have on the Brain
- S01E13 / A Teenage Brain Versus A Psychopath Brain
- S01E14 / The Best Revenge
- S01E15 / Episode 15
- S01E16 / Episode 16
Overview
A neuroscientist Shin Ha-ru with a special brain, a selfless detective Geum Myeong-se with a kind brain, a law hypnosis investigator Seol So-jeong with a timid brain, and Kim Mo-ran with a hyper-sexuality brain, will join the force and investigate criminal cases as a team. A neuroscience team has been established in order to deal with the increasing number of crimes related to brain disease, and Ha-ru joins them as a consultant. Coincidently, Myeong-se and Ha-ru get involved in an ill-fated relationship, and brutal cooperation begins. What will happen during the all-too-human investigation full of madness and plot twists?