Affinity: Chaos - Chapter 23: Lunar Academy

The old man pointed to the flower-like woman and said, “Call her mother from now on.” He then pointed to a flower-bud-like girl and said, “This is your sister.”

My younger sister was not cute.

She was arrogant, taciturn and weird, but she knew how to please our parents.

She was two-faced and deceitful, but it seemed like she only treated me that way.

I cared for her, tried to please her as much as I can, but she still disliked me.

Until one day, I found out her secret, our relationship began to get a little bit weird…

- Description from Novelupdates

Coming out of the Ideal Human Project, Mizuhara Ayato was referred to as the 'perfect human'. However, life was not so simple for this unfortunate boy. Stuck between other genius students and a meritocratic high school, Mizuhara would find himself unable to live a calm life.

Who really is Mizuhara Ayato?

Apathetic, listless and uncaring, will anyone ever make Mizuhara feel something? Even in the harsh conditions of the Tachibana System, he shows no signs of struggle.

Is he the ultimate proof that nurture is stronger than nature?

***

Sara Fujiharu, the cutest girl in the school, is also known as the 'Seatmate Bully'. Every few weeks, the class seating changes and every time, Fujiharu-san gets a new target. What's her goal? To make the boy sitting next to her fall in love, and once she does, she destroys their heart, crushing their love.

Why does she do this? I still don't know.

It's March 23rd, the day of the seating change. So far, ten boys have fallen for her traps, her playful attitude, and her innocent face. Not a single boy so far has managed to brush off her attacks-and every single time; their weak hearts have been crushed.

Now it's my turn.

However, my heart is not so easily played with.

In the winter of Taikang Year 3, a girl pays a visit to her future in-laws, the Ning Family of Beiliu, Yangcheng.

After her engagement was denied, the girl decided to hang herself in front of the Ning Family to show them her sincerity.

When the girl who had died opened her eyes once more, many people’s fates were changed forever.

- Description from Novelupdates

Set on a giant, almost finished bridge between Sadogashima and Niigata. Abandoned by the government, the bridge, and the giant man-made floating island at the center, has become a city of criminals and societal drop-outs.

Set in the same world as Durarara, but 15-20 years later. There is almost no overlap between Etsusa Bridge and the other novels.