Can Alpha Also Be Installed as B?

As an earthling, Yan Lingsheng was born into an interstellar era with six genders. After praying for fifteen years to differentiate into a Beta, God finally rewarded him by transforming into an Alpha at the age of sixteen. Although it is only C-level, as an Alpha, the pheromones are real and you can't deceive yourself even if you want to. A useless system was activated and forced to enter the military academy. Yan Lingsheng pretended to be an ordinary Beta and just wanted to get a diploma. But for some reason, all the high-ranking classmates around him began to deliberately approach him...? — The text is subject to further revision. Dihua flow. The living person is slightly dead, and the heartthrob with a bit of radio waves is a cool and handsome straight man. The parties are tentatively decided. Concept: Who am I?