A suitcase is washed to the shore by a lake, and a secret marriage agency is exposed. A couple's strange marriage is also involved in the whirlpool of the incident.

The play is adapted from the novel of the same name.The story is based on a temporary marriage service. After the failure of his first marriage, Zhengyuan (played by Kong Liu) met his second wife Inji (played by Seo Hyunjin) through the temporary marriage service. Zhengyuan met his second wife Inji (played by Seo Hyunjin) through this service.The fifth husband arrived, and their relationship was shaken when the trunk in the lake was discovered...

Gong Yoo plays “ Jung Won, a music producer who feels uneasy and lonely because of the pain of his past, and Seo Hyun Jin plays ” In Ji, who works at a temporary marriage service company.