Twenty-eight-year-old lawyer Li Chengyang joined the concierge department of Lingxin Holdings due to a mission, but was accidentally selected by the president Su Lingxin to become her contractual husband. He looks cruel, but he knows the law well, and relies on his professionalism and aura to deal with Mr. Xiang's difficulties; she is cold and noble, but she bears the burden of the family and supports the operation of the group alone. In a contract where each takes what he wants, two people with hidden concerns gradually become sincere and break their original agreement while dealing with troubles side by side.