Youkoso Jitsuryoku Shijou Shugi no Kyoushitsu e - Volume 6, Chapter 5: Intro - "The Formation of Ayanokōji Group"

After breaking up with his girlfriend, he accidentally acquired a genius system and rose from there against the heavens, becoming invincible..

- Description from Novelupdates

(Non-system, multiple female MCs, both good and evil)Fang Ling, who possesses the Chaos Sacred Body, was fiercely fought over by various forces since his birth. His heart, right eye, and treasured bone were successively taken away...After many twists and turns, the critically ill Fang Ling was placed in front of an ancient temple by a kind-hearted person. No one knew that within this ancient temple, five unparalleled masters were in seclusion. They had been hiding there for tens of thousands of years, suppressing the Immortal Heart of the Demon Ancestor.When the Immortal Heart erupted, the five masters were unable to contain it and took a desperate risk by implanting it into the infant's body. The fusion of the incomplete Sacred Body and the Immortal Heart led to the birth of a peerless monster...

Beasts of all kinds—spiritual beasts, demonic beasts, rare beasts, celestial beasts, ancient relics, dragons of fortune, sword spirits, corpse puppets, gu insects, mechanical marvels, and elemental spirits—every form and technique can be mastered.The story begins in a third-rate cultivation sect, the Beast Taming Sect……Struggle through the weak paths; ascend with the mastery of beasts!

After an unfair life and death, Qin Hua was miraculously gifted with a second chance. But she was a dog now? And the world suddenly changed?

Terrifying beasts roamed the streets instead of cars and trucks. Plants turned deadly. Rifts to other realms opened in random street corners and more importantly, humans gained unimaginable abilities!

Earth entered a new beginning where mana was abundant and one's monetary wealth no longer determined their fate!

With the strong surviving and the weak perishing, will Qin Hua kill or be killed in this new world?

This is a story of the earth's spiritual awakening and a dog's rise to power!