He was a childhood friend of yours who was born in the same port village. Even though he was older than you, he loved playing games with you. Then you both grew up. You've both become young. Your paths parted. You've both become adults. Now you were completely separate. While you were looking after your sick mother, he started to take care of him imaginary sea. He became the captain of a very capable ship. And you found an opportunity to talk to him.