I have Been Reincarnated! - 014 – Birthday! Debut! (First Part)

I am Master Siwei, and I speak for arcane arts.
This is an era of heroes and heroines.
This is an era of great changes.
In the end, it will be an arcane era opened by me.

- Description from Novelupdates

[Mc takes consent from Woman not their husband][Mc doesn't want to NTR every guy. He only makes their wife cheat for sex.][Making friend's mom fall......is one of his big dreams.]“I like married women and there are so many noble women out there...”A horny Otaku from Earth gets transmigrated as an old Viscount.His lifespan is depleting too quickly due to an injury.Fortunately, there is a Ying Yang technique which can increase his lifespan.“This man has been single for his whole life and never touched a woman? WTF!!” Otaku is shocked from the Viscount's dry life.“I do have the maids, right?”[MC likes married women][Netori, Cheating, Blackmail]

This story is about love, revenge, the quest for power, and the right to exist.After being betrayed by his childhood crush and losing his loved ones to a human raid, Erik, a werewolf, ends up on another planet for seven years before he returns to a vastly changed, post-apocalyptic Earth.Originally a timid, unadventurous man, Erik has become far more dominant and assertive upon his return.Together with him comes his beloved but ruthless soul-bound partner and fairy, Elora, who wants Erik to rule and conquer with her by his side.Elora's presence alone makes Erik more powerful than others at this level, but will he find out what else makes him special?Follow them as they use the knowledge and strength they gained on Söl to navigate an Earth filled with magic, vampires, shapeshifters, and more.Along the way, Erik and Elora will meet a diverse cast of characters, some of whom Erik might have known in the past, and some he did not, but all with their own story and desires.Will Erik be able to take revenge for the betrayals of the past?And what else will he discover along the way?