Elias adopts Iris, the daughter of his late butler who died saving him. After six years of meticulous care, Iris falls deeply in love with him. On her coming-of-age ceremony, she plucks up her courage to kiss and confess to Elias, only to be coldly rejected.An unexpected accident leads to an intimate night between them. However, Elias mistakenly believes Iris drugged and schemed against him. Under this grave misunderstanding, their torturous love entanglement begins.