Apocalypse Chaos - I am the villain - Chapter 195 I should also face him.

I just left an honest review, and I was reincarnated. But not into the novel I criticized—into the world of [SSS-Class National Power Heir] .I reincarnated as Baek Seo-jun, the older brother of the original protagonist, faced discrimination, and was discarded as a sacrifice.And then I experienced hell.With the power of the final boss, I will exact revenge on everyone—whether it’s the original protagonist or the villains.[The protagonist who has gained the power of the final boss]

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.

He rose from abjection and achieved eternity in glory.
He embraced the prettiest beauties and killed the strongest opponents.
He was able to shift the clouds into rain and cover the sky with one hand.
He could overrun the entire world and go anywhere as he pleased.
He pacified wars and held the world in awe.
He was matchless in the world.
However, his hair turned white overnight for his beloved woman and he was on the verge of death.
He was surrounded by enemies who were trying to take his life.
He struggled his way to become mighty and fought for everything he cherished.
For this age, he was the only king of the Dark World.
His name was a byword for might.
As a man living in the world, his only ideal was to pursue brilliance.

- Description from Novelupdates

When college student Heather returns to her childhood sanctuary—her aunt's house—she never expects to find herself caught in a whirlwind of emotions. Tasked with caring for her aunt's newborn, she's transported back to the summers of her youth, where laughter and secrets filled the halls. But what she didn't anticipate was the rekindling of an old flame: her childhood best friend, now a renowned singer.As Heather and her childhood confidant navigate the complexities of adulthood, their undeniable chemistry simmers beneath the surface. Yet, fate has other plans. A new suitor captures Heather's heart, leading her into a relationship that feels right but lacks the spark of true connection.When circumstances tear Heather and her childhood friend apart, misunderstandings and heartache follow. Years pass, and destiny reunites them at a wedding. But the joy of reunion turns to shock when Rhys discovers Heather harbors a secret: amnesia has stolen her memories, replacing them with a life he never imagined. Engaged to another, with children of her own, Heather seems lost to him forever.As they confront the painful truths of their past and the bittersweet reality of their present, Heather and Rhys must decide if love can transcend the boundaries of time, memory, and circumstance. Will they reclaim what was lost, or will they be forever bound by the threads of fate?