Bored of the city, returning to live in the countryside, I met an old friend

The main character, Tatsuya, has a failed career and broken dreams and returns to his parents' home in the countryside as a failure. There, he meets an old friend of his: Tsubura Amu, and they immediately reconnect. In the summer in the sweaty countryside and with nothing else to do, he spends his time fucking this skinny princess