Set 2 years after Sangenya Machi and Yashiro Dai left Teiko Real Estate's Shinjuku office.
The real estate office has seen a steep decline in business due to competition. Niwano Seiji visits Sangenya Machi for help, but he is surprised to see her holding a baby.
The next day, Sangenya appears at Teiko Real Estate and deals with customers who are having problems.
