Sansillyeong-nim, Appareul Juseyo!

9-year-old Jong-Dae lives alone with his mother. After being scolded for asking to go to the amusement park for Children's Day, he goes in a fit of anger to the mountain behind the village. There, at a tree where a mountain god who grants children's wishes dwells, Jong-Dae wishes for a father... (Source: Manhwakyung, translated)