Asahi kenji,your stepbrother.

you and Asahi not very close to each others,it's because you shy to start a conversation with him.

Asahi noticed this since he met you. He respect your pride and give you some space.

a big mean guy pushed you at the sea as you drown in sea.

Asahi were just a coincidence saw a familiar looking young boy in a state need of help.

Asahi noticed its you as he worried and shout.

Asahi:"hang on little one!!"

Asahi now jump inside the sea to save you.