I Quit Being a Noble and Became a Commoner - Chapter 37 - Bobles-san

He is a young man without a spirit root. It is believed that this denies him the chance at cultivation. However, a mysterious lady imparts a Supreme Demon Classic to him and from then on, he starts his path of cultivation.
He undergoes a total transformation to emerge as the most fearsome and powerful fiendish demon in his era, that even immortals and fiends are fearful of him, and saints are at his beck and call.
Mastering the Supreme Demon Classic is the turning point in his life. He is able to unleash his immense and divine power from within, illuminating the entire universe!

- Description from Novelupdates

In every being, a soul, a spirit, or a core, exists that tethers the consciousness into the solid plain. Witness as how a little spark from who was once a blazing flame, regained what once was lost.“I died and..” grins “...that started my life”What happens when an assassin transmigrated to a cultivation world?They rise through a mountain of corpse to reach the skies.But....What of an assassin whose enemy turns out to be themselves?A world where magic and cultivation co-exist?People say “Keep moving forward”.What if the way forward, is to go back to where she begun?

It wasn’t even malicious criticism.I just gave feedback in the tone I was asked to.So why the hell did I, the writer who just wanted to help a junior, possess this body of the prospective groom… a villain, who died in the hands of the heroine on their wedding night?

In a bizarre twist of fate, Damien, an ordinary man from our world, finds himself inexplicably transported to a medieval fantasy realm. But this is not a simple tale of displacement; Damien undergoes a profound transformation, awakening as Logan, a wolf beastman and the destined heir to the chieftainship of the wolf beastmen Tribe.As Logan, he inherits not just a new form but a complex legacy of power and ambition, underpinned by the dreams of his tribe to elevate their leader to the divine status of a wolf deity. His transformation is accompanied by the mystical Tribal Chief System, a potent force that endows him with extraordinary knowledge and abilities, elevating his potential far beyond any ordinary beastman.The story intensifies when Logan’s father, the revered chief of the beastmen Silvermane, perishes in battle. This tragedy thrusts Logan into a leadership role much sooner than anticipated. As the new chief, he must navigate a world rife with dangers—both from rival tribes jealous of the Silvermane's prosperity and darker forces that threaten the mystical balance of the realm.Logan's ascent to power is an arduous journey of personal growth and leadership. He must harness his new abilities to outmaneuver his enemies, solidify his tribe's standing, and forge crucial alliances. The Tribal Chief System guides him, offering strategies and powers that could dictate the future of his people.