Ryann was betrayed by her father and stepsister, resulting in memory loss and disfigurement. However, on the day of her wedding, her memories return, and she chose to pretend to be clueless in a clever scheme for revenge against her fiancé and stepsister. Rory, encouraged by his grandmother to attend the wedding, accidentally became the groom. As the two began their married life, Gu Mohan discovered that the necklace Ryann wore was connected to the girl he had saved in his childhood, his first love.