Once Upon A Strong Man
Grim, a teenage boy live in a small apartment alone. His mother died giving birth to him while his father has another family, so his grandpa was the one who raised him when he was a kid.
His grandpa raised him in the mountain, he taught him how to write, read and farm. Grim decided to live in the mountain until he become old, but his grandpa opposed.
When he hit the age of fiftheen, his grandpa sent him to the city. His grandpa's dream, is for him to enter a proper school and made some friends. Grim didn't agree at first but hearing his grandpa's reason, he melted.
So he promised to his grandpa that, he will make a lot of friends and bring them to the mountain with him.