Growing up Recessive

Katsuko is a young man in his last year of high school, he grew up with his adoptive brother Kylian, who is an alpha. He was born a recessive omega, meaning, he is a late bloomer that is still going through certain stages of puberty at seventeen years of age. His childhood best friend Hideyoka is an alpha, he was born from vampire parents and left in the care of his grandmother. Since nursery, he's been by Katsuko's side. Their friendship has been emotional and uplifting for both of them. Their journey into adulthood is something they hope to go through together! Will they remain a team and embrace adulthood with open arms, or struggle with the world of higher education and the stressfulness that comes with it?