첫날밤에 이혼해

On Tyson Jordan’s wedding day, his sister, Taylor, returns from abroad to celebrate, only to be mistaken by his fiancée for his secret pregnant lover. Despite Taylor's attempts to clarify the misunderstanding, the fiancée harbors resentment and deliberately causes Taylor's miscarriage. When Tyson learns the truth, he vows to seek revenge for his sister, compelling his fiancée’s family to face the consequences of her reckless actions.