Miwa and Yusuke, who got married in the company, are a good couple. I bought a long-awaited detached house with a loan, and I was spending every day full of happiness. One day, Miwa happens to reunite with her ex-girlfriend's boss, Ota. Yusuke is indebted for teaching her work, and Miwa is indebted for being saved from a stalker. The couple discusses how to return the favor to Ota, but the bitter Ota is not what he used to be. Ota takes advantage of Miwa's kindness and sympathy before long...
