To save her family, Xia Yuchu became Lu Sichen's contract lover, unaware that it was all an elaborate trap. When Lu Sichen presented her with a “Permanent Transfer of Guardianship Agreement,” she discovered that the family who had raised her for twenty years were not her blood relatives, and that she had already been sold off for 300 million yuan. Trapped in a legal cage and an emotional maze, two wounded souls began a dangerous game of possession and freedom, lies and truth.