My novel, MORTAL GODS: Enouka is crazy original. It fits your requirements perfectly as it is indeed a unique love story romance
It is also an action-adventure fantasy book with magic, gods and superpowers.
I would love a review too.
https://www.webnovel.com/book/mortal-gods-enouka_20053124306066605
Synopsis:
A prisoner out for revenge, a power-hungry redhead, a fallen god and a little princess with superpowers and an impossible quest, go all out in the fight to acquire the power capable of destroying the multiverse. Whether it is to save a kingdom, to get revenge, for world domination, or merely to fall in love with it, none of them can do without this power... and so they bring Carnage! This is a tale of revenge, of betrayal, of love and of powers.