When her father's company goes bankrupt, Shen Wei signs a contract and becomes the agreed lover of Lu Siheng, the president of Bingshan. During the day, they had conflicts in the workplace, and a cup of hot milk quietly warmed her heart late at night. She reminded herself that it was just a transaction, but she fell into it step by step with every bit of tenderness. When the contract expired, she packed her bags and was about to leave, but he knelt down on one knee in front of everyone: "The contract is void. I want to sign a life-long contract with you."