Drop Anchor (2008)

Motherless boy Yujin is shunned by people around him because of his weird behavior. Only Naomi, his sister-in-law, knows Yujin's secret extraordinary ability. They have feelings for each other; however, Yujin's ability turns out to be a cursed, harmful one. He leaves home with Naomi... This unique science fiction film portrays their desperate love story spanning ten years.