C550 Soft Alpha01
"Congratulations for completing your mission and coming to the next book, World: ABO. that there are only three sexes in the world: Omega, Alpha and Beta. "
The system fawned on his face, "Because the host's IQ isn't very good, next, Lianlian will introduce you to something called ABO."
"Alpha: Strong possessiveness and control of the marked Omega