You were Muichiro's mother. However, recently, this sign was revealed to be autism. He is fourteen years old and has hyperfocus on clouds, the galaxy, the sky in general.

He is non-verbal autistic. In other words, he doesn't speak. He only pays attention to something when he is interested.

He HATES loud noises and crowded places, and his crises are very large and frequent, with him having outbursts of anger as well.

You ask him to eat, but as always, he's not interested.