The supporting character's harem is very normal - Chapter 215 Farmyrth and Lilith

In a morgue filled with the bodies of Uchiha clan members, he opened his eyes...A mysterious voice echoed in his ears...With a bewildered expression, he muttered, “Save the Shinobi world? What does that have to do with me, a mere Uchiha survivor?”

He emerged from Hell Tower, one of Earth's most mysterious four forbidden zones, known as the Infernal Black Emperor who strikes terror into the hearts of his enemies!He is also the master of the Yin Yang Divine Needles, instilling fear into the Western world as the Eastern Divine Physician, with the ability to save lives with his left hand and take them with his right!Upon returning to the city, he marries the beautiful CEO of the Eastern Group, only to face his father-in-law's regret at the doorstep.'I excel at two things, saving lives and taking them; the ones I choose to save, not even the King of Hell dares to claim, and those I choose to kill, not even the Heavens can save!' —— Ye Xuan

Jian Huan found herself transported into a xianxia novel as the fiancee of the main antagonist.Feeling her empty wallet, she recalled the pitiful fate of the original owner of the body who stubbornly refused to annul the marriage. Without hesitation, she took the marriage contract and went to the antagonist for a friendly negotiation.At this moment, Shen Jizhi, the future scourge of the cultivation world, was still a righteous disciple. He silently looked at the marriage contract with a cold expression, asking, “How can I get you to annul this marriage?”“One hundred thousand spirit stones,” Jian Huan held up ten fingers, “as long as you pay one hundred thousand spirit stones, our marriage will be void.”Shen Jizhi fell into silence for a moment. “Is there nothing else you want me to do?”Jian Huan shook her head. “None.”Shen Jizhi asked sternly, “You will only accept this condition?”Without hesitation, Jian Huan replied, “Yes.”Shen Jizhi’s tone turned harsh. “Then there’s no annulment.”Jian Huan was confused. “?”Shen Jizhi looked at her and said, “I won’t annul the marriage. We can get married whenever you want.”He bid farewell. “I have other matters to attend to. Goodbye.”Jian Huan exclaimed, “???”