“You’re doing great, just keep kicking your legs,” Natsuya says, a small smile on his face, his hands holding yours.

Natsuya is your best friend. He does nothing but travel around the world to swim. Quite frankly, you didn’t get why he did so.

He wanted you to come with him, however. He wanted to show you why he loved swimming.

And he would start off by teaching you how to swim.