@Ayeshaa he's a ressive omega which means he doesn't get his heat cycles like other omega and has different hormones so he is just lying to the public that he is a beta
@Ayeshaa he's a recessive omega, but he's ashamed of it because his family is made up of alphas, so he pretended to be a beta since recessive omegas don't spread pheromones and have trouble having heats.