Hyun-soo has never met her father, but she doesn’t feel his absence because her mother fills that role perfectly. Her mother, a famous plastic surgeon, ensures that Hyun-soo is never alone, as their home is often visited by young women seeking beauty advice. However, Hyun-soo’s contentment is shattered when her friends, who have undergone cosmetic procedures by her mother, begin to die under mysterious circumstances, each removing their own face. Additionally, Hyun-soo senses another presence in the house she shares with her mother. Eventually, she stumbles upon a concealed basement, uncovering a long-buried secret from her past that threatens to upend the lives of both mother and daughter.