>>280605136
The seeds were sown back in volume 6's Henderson Scale 1.0 ver 0.5.
Also if Margit was going to have sex with Erich as soon as she got back into the picture then the only three options are
>an unsatisfying pseudo harem mono hybrid like SAO where every other orbiter is a homewrecker trying to thieving cat a guy who is already fully committed to his CF
>Erich is an asshole who cheats on his common law wife
>Margit is a cuckquean