The supporting character's harem is very normal - Chapter 206 I just want you to be safe.

When I was reborn in South Korea, I wanted to live my life in peace. Pass the activation system, unlock the 'Big Brother' career, obtain the invincible system, and embark on the road to power

[Wsa entry.]James Dohan, a famous author working for the government, suddenly died after an accident occurred at his workplace.Nothing could have prepared him for the events to come.[You have reincarnated.]James soon found himself reincarnated into the body of Jared, the son of the village's elder in a demon-infested wasteland.The North, abandoned by a cowardly kingdom after a brutal war, crawled with monsters and desperate survivors. Jared left to save his father with a miracle cure, but James arrived too late—the Elder was dead, the village was starving, and the title of Elder fell on his unprepared shoulders.Luckily, he had a cheat code to rely on.[You have awakened your Infinite Item Shop System.][Current balance: 0 Sp. Buy everything, Sell anything.]Jared found a way to save the people of his village from dying from their own weakness and the horrors of the world.[You have gained 50 Sp.][You have purchased a pistol.][13 Sp has been deducted.][You killed a Dire Wolf.][150 Sp has been added to your account.][The villagers' loyalty to you has risen.][You have earned 300 Sp.][You can now convert this world's money into Sp.]With this system, Jared was more than ready to conquer the North, money, power and women.

Talent, appearance, power.

I have studied the history and tales of the gods all my life and one of all the gods the one I hated the most was Zeus.So it was just my luck that I was reborn as that bastard.