Five years ago, Mia Sutton was in a desperate situation and was saved by the business tycoon Joseph Barton, but she fell into his control from then on. Becoming the glamorous personal secretary by his side, and also the underground lover he dares not reveal to others. Joseph tacitly allowed others to harm Mia for a project, completely freezing her heart. Mia was determined to leave, but he tore up her documents and forcibly trapped her under the threat of her mother's safety.