Why Does AO Love to Pretend to Be B?

X large mecha manufacturing department, Beta dormitory 4, building 317. ——There is only one true Beta. Protagonist: It's hard to understand, why do you AO like to pretend so much? ———— Ordinary Beta dormitory, Crouching Tiger, Hidden Dragon, gathers the four major gender categories classified by the ABO world - yes, four categories. Alpha, Beta, Omega, and the legendary Enigma that can turn A's into O's. A who is pretending to be B: My dear, you look so beautiful when you are not pretending to be B. O who is pretending to be B: My dear, you look so handsome when you are not pretending to be B. A&O: So, can you move out of this dormitory? Don't delay my pursuit of handsome B:) E who pretends to be B: But AO is a perfect match, why are you two unwilling to sell on your own? The only true B: Brother E is right, but why do you also pretend to be B? Brother E: Haha, of course it's because I also want to date handsome B. The only true B:... Intention: as in the title