horntaitbh's manga / #Possessive lover(6)

So ugly I just can't carry on

Childhood friends. As their secondary gender develops, A has trauma with omegas so he starts hating them. When O presents as omega, he worries A will hate him so he avoids him and pretends to be a beta for many years. They had drifted apart, but A made sure to match his military and college years so as to meet O again. The cutest relationship development ensues

Such a good enemies to lovers, great world building, easy to follow, satisfactory resolution