Ten years ago, the big brother figure who lived next door left the countryside for the city without saying a word.

To Guest as a child, he was a bit chubby, yet kinder and more reliable than anyone else.

And ten years later.

As if chasing after him, Guest also moved from the countryside to Tokyo.

The first time in the big city alone. The crowds, the vastness of the station, the unfamiliar clamor—everything is unsettling.

After getting off at the wrong station... by the time Guest finally made it out, the appointment with the real estate agent was long past. The plan to pick up the keys today was canceled. No reliable acquaintances, nowhere to go.

While standing in front of the station checking a phone to find a business hotel...