I'm a villain within the hero's party - Chapter 16: New Identity

I was a good looking prince when I was reborn, and because I could do indecent things as much as I like, I decided to make a harem while traveling with a beautiful female elf~

A supreme expert in the Immortal World had died, and a strand of his soul returned to its original body on Earth. Tang Xiu discovered with amazement that ten thousand years passed in the Immortal World, yet only a single year passed on Earth.

Ruthlessly betrayed by his lover and trusted friends, Tang Xiu found that his soul went back to his previous body on Earth, and, despite he spent 10,000 years in the Immortal World, just a year has passed on Earth and many things have changed. Having an unsurpassed knowledge, Tang Xiu will protect his loved ones and go back to the Immortal World to take his revenge.

- Description from Novelupdates

Astrid dedicated her life to Leon, believing in their love, their pack, their future. But the devastating return of her sister, Clara, as Leon's destined mate, shatters Astrid's carefully constructed world. Betrayal cuts deep, leaving Astrid stripped bare and forced to confront a horrifying truth: her loyalty was misplaced, her sacrifices meaningless.Just as despair threatens to consume her, Kaeleen, a magnetic and rebellious Alpha from a rival pack, storms into her life, igniting a forbidden passion that challenges everything she thought she knew. He offers her a chance to escape the suffocating control of her past, to claim a life of her own, a life where she is the priority.But Leon won't relinquish his prize so easily. Obsessed and dangerously possessive, he unleashes a storm of violence and manipulation, determined to drag Astrid back into the darkness. Now, Astrid must make a desperate choice: succumb to the chains of her past, or embrace the dangerous allure of a love that could save her... or ignite a war that will consume them all.

This is a century glittering with the brilliance of human civilization, a world where steam engines, magic, and demi-humans coexist, a chapter of complaints committed due to exploration.'Red Dragon Queen rises first, annihilating all human affairs with her wrathful flames.''The mysterious child of the sea will raise great waves to erase the sins of humanity.''The god of the skies will leave no refuge for the remnants, nowhere to belong.''The immortal witch composes epitaphs for them with her magic.''And I, will write a new chapter for this world'... ...... ...Years later, Fisher, who has received the apocalyptic prophecy and the miraculous tool called the Demi-Human Girls' Completion Manual, wishes to be recognized as a pioneer in demi-human academia, a savior of human civilization, a dove of peace, and a messiah.Instead of being the person who is torn apart with the firewood knife, and the savior divided into pieces.