Rintaro, who worked as a corporate illustrator in Tokyo, was mentally drained by the harsh working environment and decided to return to his parents' home in Okinawa.
Although he managed to continue working from home, the wounds in his heart were not healed, and he was anxious about returning to society.

One day, his parents went on a trip and Rintaro was alone for the first time in a long time...
In the midst of this, when Rintaro ordered a delivery, a yankee delivery man with blonde hair and piercings appeared.