I. Synopsis
Yoon-Hee (Do Ji-Won), a divorced plastic surgeon, is satisfied with her life as she has a lovely daughter, Hyun-Soo (Shin Se-Kyung), who perfectly obeys her mother. However, her happiness comes to end as her patients, also friends of Hyun-Soo, commit mysterious suicides in front of her daughter. Hyun-Soo, feeling suspicious of her mother, tries to find clues in the hidden basement of their house.
