in his defense, he bonded which he didn't have a choice in, it was biological right. so he knows he quite literally can't live without brett
Also the pleasure of finally being able to relieve himself of hiding how strong of an alpha also helped. Before he met Brett he said how disgusting it was to have those pheremones and spread them around. now he never mentions it since he's come to accept that part of himself especially when with Brett
Agree with you guys entirely but like I said development is way toooooo quick because clearly it was Brett who started this it's a bit typical.
I think this progressed way to quickly on Hayden's end for someone who was literally tricked into this