My Proxy Game with the Cold Lawyer

The female protagonist signs a contract with the cold lawyer male protagonist to pay off her debt and becomes his substitute in name. The male protagonist appears cold and ruthless on the surface, but secretly falls in love with the female protagonist and silently guards her. Under the contract, there is a hidden sincerity, and the two cross the line and sink in the struggle. Exes, families, and conspiracies follow one after another. The male protagonist strongly protects his wife and tears off all disguises. In the end, the contract is invalidated, and the two move from the substitute game to true love, staying together sweetly.