Takuya and Rika, who work in the planning department of JTC, a travel agency in the Tokyo metropolitan area, are not very good at socializing, but they lived a fulfilling life alone. However, due to the opening of a branch in Siberia, singles will be dispatched overseas with priority, and Rika who is in trouble asks Takuya for a plan. The two, who have hardly spoken, will get married after only 365 days!?