After seven years of marriage, Jiang Cheng wins a huge lottery prize. His wife, Su Qing, takes an invalid lottery ticket and, together with her new partner, forces him to leave the marriage with nothing. Jiang Cheng calmly signs the divorce agreement, keeping the actual winning ticket safely in his possession. After receiving the prize money, he invests rationally, while Su Qing recklessly runs up enormous debts through her business ventures. Only during a livestream to claim the prize does she discover that her ticket is worthless, finally learning the truth.