In a moment of blind desperation to one-up Alastor, Vox puts himself in a compromising situation that leaves him worse for wear. His state triggers something in Valentino who decides to change the nature of their relationship.
When Vee discovers Hunter used to be the Golden Guard, she gets upset and refuses to speak to him. But since neither of them have anywhere else to go, they're stuck navigating an extremely difficult relationship.
It doesn't help that Hunter is keeping a secret from her.