"On one awful night, I met the strangest man."Higuchi Seitaka was on his way to becoming an elite cardiovascular surgeon after graduating from medical school. Yet, just before getting his specialty qualification, he was sent off to a remote rural town in Kyushu.Now practicing as an internal medicine physician, he struggles every day to listen to the strong accents of the elderly people he treats. Feeling dejected by what he sees as his sudden demotion, Higuchi spends his evenings drowning his sorrows, until one night, while he was drunk and crying, a yakuza named "Tenjun", rescues him. Not knowing what's going on, he decides to go with the flow--