Reborn in 1979, Hunting to Support My Sister's Education

In the previous life, the protagonist stayed in bed and went hunting with his father in the mountains to raise money for his sister's tuition. After his father hunted a stupid roe deer, the wolves were attracted by the smell of blood and attacked his father. Although his father escaped death, one leg was bitten and seriously injured. After returning home, he could not go hunting in the mountains. His sister was also wrong. He lost the opportunity to go to school, and his father died of depression a year later. His mother also passed away after dragging his sister into adulthood. His sister hated the protagonist and did not even see him for the last time until she died. The protagonist is reborn, and in order to make up for the mistakes of the previous life, he prepares to go into the mountains with his father.