The supporting character's harem is very normal - Chapter 328 Thank you, Akna.

After 50 years of being in the position of Hwacheon Clan Leader, Kang-hyuk, widely renowned as 'The Dragon' retires.

She, a renowned assassin of the 21st century, actually crossed over to become Su Manor’s most useless good-for-nothing Fourth Miss.

He, Jin Empire’s imperial highness, was an emotionless overbearing demonic tyrant with unrivaled talent.

Everyone knew that she was idiotic and good-for-nothing and bullied her as they pleased. But only he, the overbearing tyrant with the discerning eye, wouldn’t let go of her even if his life depended on it.

For the time being, let’s just see how the stubborn versus stubborn clash and play out in this good show of the chaser and the chased.

- Description from novelupdates

She is a daughter of a marquis. People only know her as the timid and cowardly young maiden, unaware that her other identity is the imperial capital’s famous, who awes the world, “slender gentleman“ is her.

She was promised a marriage 10 years ago and painstakingly waited 4 years for her groom. The morning her supposed partner returned to imperial court, he’s holding another woman.

In a single evening, from primary spouse she was demoted to secondary spouse.

For love, she supports and assists him. Together they share trials and tribulations, flying side by side. Who would expect all he did was for another woman?

He was born in the top chain of power, yet he grew up inside the darkness, enduring among conspiracies. Maturing from a weak youngster to a war-god.

For the woman he has once loved, he met her on the battlefield [1]. Every move fierce. He helplessly watched her ripping apart her sleeve, falling into bottomless cliff with a smile….he was hurt to the core. After this imperial ancestral temple and jiang hu, sky and sea, are we never to meet?

Coming out of prince’s manor, visiting vast sea, walking on the grassland and dealing with maritime power struggle.

The world is in chaos, love came in troubled times. Palace. Jiang Hu. Power. Mutiny. Naval battle. Four years of silent endurance. She, commanding thousands of pirates, returned, swirling the imperial court and jiang hu.

Only, you have once said you have been waiting for a person — a person who you admire, who you adore, a woman who could stand side by side with you.

Now, have you regretted?

- Description from Novelupdates

Emperor Ian Veroshion, the first noble mage, was betrayed and executed. Cursed to never be reborn, he awakens a century later as the illegitimate son of a disgraced ducal line, destined to be a hostage in a barbaric land. Stripped of his magic and his throne, he must navigate a world vastly different from the one he ruled, facing political machinations and a resurgent monster threat. But the embers of his past life still burn, and Ian will not surrender his legacy. He will reclaim his name, his magic, and perhaps, even his empire.