Overview

• The series airs on MBC TV every Friday and Saturday at 10 p.m. KST with a 12-episode run slated to conclude in early September
• Lee Bo-young stars as ER doctor Woo So-jung, who secretly performs mercy euthanasia for terminally ill patients under the alias “Mary”
• Lee Min-ki plays Detective Ban Ji-hoon posing as a dying patient to infiltrate Woo’s clandestine network, sparking a high-stakes cat-and-mouse dynamic
• Newly released stills from Episode 2 capture an unexpected kiss between Woo So-jung and Ban Ji-hoon that underscores their deepening emotional conflict
• Producers promise a fast-paced narrative that probes life-and-death ethics as the relationship between the doctor and undercover detective intensifies