Much to his Dismay (Much To His Delight)

He couldn't sleep, Yosuke's head was buzzing with energy making it unbelievably hard to shut his eyes and go to bed. He was in bed, just not asleep, because he couldn't... yes he couldn't. Not when his brain couldn't stop thinking of a certain gray haired individual, about a little taller than Yosuke himself, and those bright gray eyes. God.

or,

Yosuke realizes that he has a big fat crush on Souji and unknowingly pines for like around 12k words.

This fic was crossposten on fanfiction.net and Ao3