I got married at first sight and broke up in a year. And four years have passed. Yun-jae, who was crying and clinging to Eun-seol, has returned. “Let’s start again.” Are you crazy? Anyone at will? Will you say ‘male’ if you put only one dot on ‘nim’? Now he’s just a pathetic ex-husband… … But why does my heart keeps pounding without notice? Can Eun-seol’s struggle to avoid being tempted by her ex-husband succeed?