This is a commissioned artwork drawn by Tetsuffy: https://tetsuffy.fanbox.cc/

After being captured, Lyria was forced to wear the Elpis collar, which allows her captors to control her actions and behaviors, up to and including forcing her to always in heat, always wet and prepared to relieve the urges of any number of soldiers and prison guards. Lyria's restraints served to make her even more powerless, sealing away her ability to summon Primals. Imprisoned both mentally and physically, Lyria could do naught except give in to the pleasure of being violated against her will...