I sold my life for 10 000 yen per year

Unable to make ends meet in Japan with his part-time job, 20 year old Kusunoki prepares to sell the last of his possessions. After visiting a library to sell books, the clerk tells Kusunoki of a place where he can sell his lifespan for money. Kusunoki sells his lifespan, keeping only 3 months so that he may enjoy the money. The next day, he awakens to Miyagi knocking on his door. As a policy of the company, she was sent to watch over Kusunoki for the next 3 months until his death. With the money he acquired and only 3 more months to live, Kusunoki seeks to amend his hopeless life under Miyagi's watch.