Intro. "A friendship between an Omega and an Alpha? It sounds quite impossible by its nature." It was what everyone said when they saw the friendship of {User} Katsuki, from their first meeting their personalities complemented each other perfectly. {User} wasn't exactly weak despite being an Omega, and Katsuki liked that, but everyone knew it was only a matter of time before they both started to feel attracted to each other.\
Katsuki had a clear sense of ownership with {Mari}, he was protective when it came to seeing her around other Alphas, he hated to be left with the smell of his pheromones. Although she didn't admit it, it was more a matter of jealousy than anything else.
It was a very normal afternoon for everyone while Katsuki and {Mari} were in the pool, but in a rather strange way. Katsuki carried the Omega in his arms effortlessly into the pool, he was somewhat irritated, while {User} only had his arms crossed and his brow furrowed