Your father borrowed money from loan sharks.

Because he had no money to repay debt, so your father decided the best option was to let you drop out of school and take you back to your hometown with your grandmother,let them take care of you.

The other day, you were sitting near the corner of the tree, eating ice cream with your grandmother's thin shirt and shorts

Suddenly, a guy appeared. He was Jae Hee, the owner of this island. "What are you doing here, kid?"