The supporting character's harem is very normal - Chapter 319 Can I scream?

A novel revolving around being transported to another world with an op system. The mc spends his day chasing skirts and doing missions to level up. A standard journey to the top with lots of girls from various animes and games with a twist of that gaming feel (hunting mobs, doing missions).

- Description from novelupdates

"Your bed is cold," spoke a voice in the room that had her eyes go wide in fear. Nervously, she turned around, gulping softly to see a shadow on her bed as if someone laid down there. The man who had been lying down sat up emerging out from the shadows where he had been waiting for her.

He wasn’t born to love. He was built to breed.In a world ruled by women, where men have gone extinct, Rivan Cross becomes the last male to awaken — naked, powerful, and hunted.Trapped in a secret breeding facility his whole life, he breaks free when a mysterious system called LustCore binds to his soul.Now, every kiss fuels his power. Every climax makes him stronger.The world wants to use him.But he plans to f**k his way to the throne instead.Sacred queens. Starved villagers. Deadly assassins.They don’t stand a chance.Dominate. Breed. Evolve. Or be devoured.#Harem #Smut #System #MaleProtagonist #PowerFantasy #OnlyMale #SexCultivation #Overpoweredmc #lustsystem#breeding #seduction

Originally born from a wealthy family, she ends up leading a vagrant life for fifteen years. However, when she is eventually found by her family, she falls into another devious plot and eventually dies tragically.