I've Activated The Hidden Path of Beast Evolution - Chapter 186 - Something’s Not Right

After living a mundane life for seventy years, an ordinary man named Ethan dies.Only to awaken as Caelan Aetherisin,in a world beyond his wildest imagination. Reborn as a member of a prestigious vampire royal family, he finds himself entangled in the complex power dynamics of the vampire aristocracy. With five ancient vampire houses ruling the night, tensions brew beneath the surface—old rivalries, political machinations, and deep secrets threaten to tear them apart. Yet, as they face a looming, sinister force that threatens to annihilate their kind, alliances must be formed, and the balance of power will shift in unexpected ways.As the main character navigates his newfound immortality, he must master his powers, understand his role in this dangerous world, and deal with his growing harem—each member more mysterious and powerful than the last. But with desire comes darkness, and he will soon uncover disturbing truths about his family and the world of vampires.Warning: This story contains explicit adult themes, including violence, gore, and disturbing content (incest, and more). Reader discretion is advised.

The MC entered the body of the An family eldest son, An Ziran, an arrogant 16 years old boy who weighed 78 kg (~171-172 lbs), who only knew how to eat, play and sleep. Seeing his current body, An Ziran decided his first priority was to LOSE WEIGHT!

Three days later after he became An Ziran, An Ziran’s father and his biological mother died, which meant as the eldest son he had to take over the family business.

Beside his legitimate first wife, An Ziran’s father also married 3 others women, who all wanted to take over the An family fortune but only the eldest son could be able to touch it, therefore they have to depend on An Ziran in order to live a comfortable live.

An Ziran’s father also had an older brother who is always planning to steal the An family fortune. The elder brother of An Ziran’s father and the woman he married had powerful connections. In order to save the An family fortune, An Ziran has to find a golden thigh to cling on. The butler told An Ziran that there is an engagement between the An family and an influential family. Therefore he takes his sister to that family house to make a connection.

However, during their journey, An Ziran’s younger sister overheard that the son of that family is UGLY, so as a beautiful and spoiled young lady coming from a rich household, she didn’t want to marry him and decided to run away. Without any other choice, An Ziran had to take his sister’s​ place and marry that man, who told him that he would let him go soon, but lied.

- Description from Novelupdates

Xiao in his first life didn’t have the talent to reach the top and during his life he was killed by one of the heavenly Opposers, then he was born again in the second world where he again faced problems, after surviving and dying in the second world he was again brought back to as a child in his first life, this time Xiao swore to lay low, he would use his future knowledge to get cosy with the characters that would become strong in the future, he would lay low and try to become an immortal while fulfilling his desires but how did things get so bad??

Reincarnated Empress: Xiao's the only man in my life, he's the one who caused my ambition to bring down the heavenly court to dust!!

The Forsaken Heavenly Beast: Brother Xiao's the one who saved my life and gave me meaning, he's the one who gave me the courage to go against the heavenly court!!!

Succesor Of The Medicine King: Brother Xiao's my role model, he's a true man!!, he's the only one worthy to rule the heavens, he's our heavely opposer's leader, the opposing Emperor!!

The True Mc: Me and Xiao might not be related by blood but I am more than willing to lay my life down for him!!, he's the reason that the group heavenly opposer's even exist and we will bring down those stuck up rulers of the heaven!!

Xiao: “......”

A mecha otaku is reincarnated into another world as Ernesti Echevalier (Eru). In this world there exist huge humanoid weapons known as Silhouette Knight. Dreaming of piloting those robots, Eru, with childhood friends, Archid Walter and Adeltrud Walter: together they will aim to become a Knight Runner, pilot of Silhoutte Knight.