The supporting character's harem is very normal - Chapter 230 The Count Title

Lu Sheng, who transmigrates to the Star Sea Era, unexpectedly acquires an attribute panel capable of solidifying every single advancement he makes.In this perilous world filled with alien gods, immortals, Mechanical Ascenders, and more, Lu Sheng relies on himself to progress from mortal flesh to the singular True Self.Years later...Lu Sheng flying across the universe, gazes upon the endless darkness at the edge of the cosmos, where a colossal being as vast as the Milky Way Galaxy—once recorded in mythologies of Blue Star—resides.He speaks faintly, “You might be the most formidable Galactic Life Form I’ve ever encountered. Calling you a god wouldn’t be unjustified.”“Yet it’s a pity, for I have already established the foundation of the Great Dao and forged the singular True Self. Henceforth... you may call me the Martial God!”

I became a doctor in Rhodes Island through the old-fashioned way, but my initial suit seems to be a little bit wrong… What’s going on with this Fluorostar battle suit?

Kar-El, Son of Helium Star, Bronya, Ural Silver Wolf, Jin, Goddess of Dawn, Leona, Dessert General Katakuri, Revolutionary Army Officer Bartholomi Kuma, Seven Wukai Hawkeye Miho Ke, Ship Doctor Kira Yoshikage, Oceanographer Jotaro Kujo, Madagascar Penguin Agent…All the character skins you can think of, this system can be yours…Random, once a day, no return , the final interpretation right belongs to ‘Dress of Love’.

“My name is Jogo, I’m 24 years old, I’m a doctor, unmarried, I work in the Rhode Island headquarters, and I have to work overtime every day until 8:00 in the evening before I can go back to the dormitory; I don’t smoke, I only drink lightly; I go to bed at 10:00 in the evening , I need to sleep for 9 hours every day. Before going to bed, I will swallow a piece of bread, eat three packs of seasonings, then pour a pot of boiling water, go to bed and fall asleep immediately, and never leave fatigue and stress until the next day God, Kelsey says I’m normal.”

“I just woke up this morning, what are you talking about in your sleep, doctor?”

“I just want to say, Amiya, please pass me the mirror and let me see what new work I have done today.”

- Description from novelbuddy

This is the novel behind the TV series, “Love Like the Galaxy”.
The following synopsis is based on the TV Series.

“The young Cheng Shaoshang was left behind because her parents had gone off to fight in the war. In order to protect herself from her scheming aunt, she had to be extra diligent while pretending to be the opposite. However, years of estrangement have made it difficult for them to become family again.

Lacking love her whole life, Cheng Shaoshang is both pragmatic and insecure in choosing a partner for marriage. She encounters three men – the emperor’s adopted son Ling Buyi, the talented Yuan Shen of Bailu Mountain, and the aristocrat Lou Yao who each have their pros and cons. Although the road to love is bumpy, she never regrets every choice she makes. Through her interactions with Ling Buyi, she unintentionally becomes involved in the mystery surrounding his family and his identity. The two grow from their experiences and worked together, upholding the righteousness in their hearts to resolve a national crisis.”

- Description from Novelupdates

While she was opening and closing her eyes, Mu Rou Sang had finished her transmigration.

“Her background was miserable, her family was ruined, she had no parents, and she had no brothers or sisters.”

She only had one brother who was dependent on each other.

- Description from Novelupdates