At her sister’s funeral, Bi-Do finds herself face-to-face with the man she holds responsible for her sibling's death: Mr. Shin, her sister’s former lover. Driven by grief and fury, Bi-Do expects him to be a demon—a villain she can rightfully despise.

However, Mr. Shin defies all expectations. Instead of retreating, he approaches Bi-Do, not as an antagonist, but as a savior, offering comfort and entanglement. This unexpected relationship begins to blur the lines between hate and desire, guilt and redemption.

The more this dangerous man seems like an angel in disguise, the deeper Bi-Do falls into a consuming obsession with the man she should hate. She finds herself trapped in a messy, twisted web where emotional destruction seems imminent, yet liberation feels closer than ever. Dive into this intense psychological romance where love and resentment collide.