At the funeral of Chunha Medical Group executive Jin Ho Hae, Yu Bang and Ho Hae’s niece, Yeo Chi, are arrested for his murder.

Three months earlier, events begin to unfold—revealing complex ties between Yu Bang, Yeo Chi, rival executive Choi Hang U, and researcher Cha U Hui. As their stories intersect, the truth behind Ho Hae’s murder slowly comes to light.