@veiny ah dih betas can't smell pheromones. The tope knew the bottom was in heat because, he was groaning? In the panel he say "ah!", and that sound alerts top.
He cannot smell pheromones so when he looks back he sees the bottom is having a difficult time maintaining his composure, so he knows that bottom is having rut. Hope it helps!
Replied to
@The_otaku_fujoshi how can he smell his pheromones then?(is he even smelling them? Or is h...
I feel bad for him, i like him but he shouldn't have forwarded the contract deal or blackmail the mc. I don't like him for that but I feel so da** bad for him.
The mc too he just got dragged into the contract and blackmailed, there should have been other ways to progress their interactions but no the author didn't so we're stuck with this.