After retiring and losing his wife, Susumu Hasebe spends his days in a daze. When his daughter, Miori, who lives with him, starts to feel annoyed by his presence, he applies for a cleaning job...but it turns out to be a brothel! At first, Susumu can't shake off his disgust for the sex workers who are naked and flirting for money. But he learns something from their resilient way of life that he never gained during his 40 years as a straight-laced salaryman. The challenge of a retired man starting a new part-time job begins!