The supporting character's harem is very normal - Chapter 25: I found that rat

In a world where omegas are at the top of the social hierarchy, Lee Jiyeon, a female chef from the 21st century, finds herself transmigrated into the body of a poor Alpha girl in a world ruled by omegaverse dynamics.Upon awakening, Jiyeon discovers she has not only inherited the Alpha body but also a marriage contract with the tyrant Yura, making matters more complicated.In this new world, Jiyeon's culinary skills are not just a passion but a valuable asset. She gains a Culinary System that helps her rise from rags to riches.

As the number one pill alchemist of the immortal world, Mu Chen had always believed that it was because he had single-mindedly focused on concocting pills that led to him to neglect disciplining his disciple. Which in turn, caused his disciple to be led astray by the seduction of devil cultivation, leading to the three realms to fall to disaster. After his rebirth, Mu Chen resolved to properly teach his disciple, give him the very best resources, earnestly love him, carry him close to his heart, teach him by way of example, and didn’t let him grow corrupt.

Du Yun Xiu is a very gentle and kind person. He can throw away his chance to be successful in his career for a one-sided love that has no solution. He will stand up to a mafia boss for an actress he does not know.

When the media exposes his se*ual orientation, to cover up for the other person, he does not utter a complaint, and he faces the discrimination all by himself, to the point it brings him down to the pitch of hell with no return.

Even after he was dead, standing in front of his own grave, he still does not have any grudge against Xie Yi, he even takes Xie Yi as his motivation to urge himself to be more successful in his new life.

- Description from Novelupdates

Lucy Gray was a tech genius—until a stranger smiled, pulled the trigger, and ended his life.But death wasn’t the end. It was a recruitment.Dragged before a pantheon of ancient gods, Lucy learns his soul has been drafted into the Holy War—an eternal bloodbath in which Gods fight across shattered realms. Out of thousands, he was soul #4,000, chosen by Seraphine, the Goddess of Rebirth and Suffering.Now reborn in a dying world of Ogres, Giants, Beastkin, Dragonkin, and Elves, Lucy is a human among legends—a species exiled and nearly forgotten, for reasons that make him hated.Armed with nothing but defiance, sarcasm, and a bizarre ability to steal and master the powers of others, Lucy has one job: survive the impossible.The gods wanted a pawn.They got the wrong dead man.