Do you recommend any good fantasy novels about how love rivals turn into lovers?

In a different world, magic cultivation, special abilities, martial arts, transmigration and rebirth, the future interstellar, these background love rivals become lovers Ask the Lord to accept, don't be androgynous, NPCs, and other novels that destroy the three views.(Recently, there have been a lot of such novels that destroy the three views.) Father and son, brothers, whatever. It was best if the attacker and the receiver liked the same person, or had a crush on someone. It was also possible for the receiver to see him as a love rival. Then, he would go against the attacker, and the attacker would slowly be attracted. The more, the better. Mobile phone fan, best title, copy, best not to attach, of course, if necessary can also be