If That Were A Bear, It'd All Be Over

T1, E1: Kazuma Hoshino moves to the beautiful countryside to take care of his little brother, Ayumu Hoshino. They ended up staying in a Japanese Inn that their father knows but not being accustomed to the streets of the countryside, they get lost on their way to the Japanese Inn. Moreover, Kazuma gets into a bit of mischief in the mountains...Being in an unfamiliar place, a woman appears before him.