A young man named Sadao Hida, who moved next door and aims to become a professional boxer. The Ichijo couple started supporting him due to a certain incident. The beautiful married woman, Kimi Ka, from the neighboring house not only takes care of his daily needs but also helps Hida endure the harsh training regimen. However, one day, after being dumped by her, Hida starts binge drinking and eating, considering giving up on his dream. To encourage Hida to chase his dream again, Kimi Ka lies to her husband for the first time and stays over at Hida's place…
