In two worlds both reveling in a time of peace, an evil from a past mistake caused by an act of arrogance threatens them and all that live there.
Fantasy was never Nick Wilde's favourite genre. The problem with that is you're not prepared when you encounter powerful spells and portals.
Thankfully he's not alone, with his partner at his back and his new friends in Equestria, he might be able to get to the bottom of it before both worlds begin to unwind.