As maidens from the Five Clans vie for the Crown Prince's affection, envious Keigetsu employs forbidden magic to swap bodies with the cherished Reirin. However, switching places doesn't guarantee happiness for Keigetsu, as her new body's poor health leaves her teetering on the brink of death. Meanwhile, Reirin, now bearing the face of a rejected outcast, must face the consequences of Keigetsu's actions in a perilous trial. The unlikely duo becomes increasingly intertwined in each other's lives, and they will need to collaborate to survive after uncovering the dark conspiracies lurking beneath the palace's friendly facade.
