Susumu Takamiya, a salaryman who works in the internal audit office of a non-life insurance company, secretly enjoys local take-out gourmet food eaten on the bullet train on his way home from a business trip. This drama depicts a moment in Takamiya where he enjoys the finest gourmet food and sake he found on a business trip, such as ekiben, local cuisine, local sake, craft beer, and sweets, alone on the bullet train.