The supporting character's harem is very normal - Chapter 440 Trading

Madeline Celeste d'Aumont is the first daughter of Duke Aumont and Duchess Louise-Marie d'Aumont who has been engaged to the Second Prince of Pays Des Abrutis since she was a child. The Second Prince decided to marry a woman closer to his own age and broke off the engagement to Madeline who was left with a broken heart and a reputation as being an unwanted woman even before she was an adult. The Duke decided to help his daughter regain her confidence and reputation by sending her to the Academy de L'échec.

Ito Aoi was the son of a Kendo master who ran a dojo in downtown Tokyo. One day while crossing the street to get some Yakitori, Aoi was hit by a delivery truck and woke up as the trash first son of Duke Montfort, Guy de Montfort. Duke Montfort also sent his son to Academy de L'échec only Aoi instantly recognized that he was now living in the world of an Otome Game that his sister loved to play and talk about all the time. Aoi recognizes that Madeline is the villain from the game. Aoi also recalled his sister saying that Madeline was terrible in the game, but is she really?

Hey, let’s have a crush together.

The nervous student Xu Jingjing has a crush on the school grass Gao Zhan, and the academic tyrant Kang Jiawei nicknamed “Instant Noodles” has a crush on the goddess Xu Jingjing.

In order to get close to her favorite male god, Xu Jingjing separated Gao Zhan and Xu Jingjing, and formed a “secret love front alliance” with Kang Jiawei – she urged him to lose weight and inspired him to pursue Xu Jingjing;

And Kang Jiawei helped her review her homework, which made her grades improve by leaps and bounds. The relationship between the two has undergone subtle changes in the process of helping each other, which seems to go beyond friendship…

Until the death of Kang’s father, Kang Jiawei left without saying goodbye to the United States, and this hazy relationship ended without a trace.

At the class reunion eight years later, “Instant Noodles” counterattacked gorgeously and turned into a tall, rich and handsome real estate developer. He decided to make up for the regrets eight years ago and made a belated confession——

Kang Jiawei: “I like you, Jingjing. Be my girlfriend.”

Xu Jingjing: “Why do you think that I will be your girlfriend in eight years? What if I have a boyfriend?”

Kang Jiawei: “It doesn’t matter, if you have a boyfriend, I will find a way to make him an ex.

- Description from Novelupdates

A goddess of another world who called herself Goddess Liliel gave a unique skill [Creation Magic] to the nameless protagonist who is going to be reincarnated into another world.

Although she had knowledge of Japan in her previous life, she couldn’t remember the specifics—-the girl who decided to call herself Chise, invented the [Seed of Magic] in order to increase her mana, and continued creating them with her increased mana.

The girl who obtained massive amounts of mana stopped aging, and eventually obtained perpetual youth.

The forever young loli cheat creation witch Chise brought her companion Tet, her golem daughter who can’t grow old, to become an adventurer, and traveled around various places in a different world with the safe land as a base that she personally created.

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