[Light novel] I don't understand the meaning of being turned so cold now (one book)

Publisher: KADOKAWA/Enterbrain
Author: Nayata Seri, M/G
Size: 128mm x 188mm
Number of books: 1
Language: Japanese
Category: Light novel, TL (teens love)
Latest publication date: 2024-01-31

Synopsis:
"Only you laugh like this."

Seina's rival, who has the second largest academic ability at the Gakuin, is Rudy Oson, a Duke of Beasts, who looks beautiful on both the Bunmatake.
Rudy, who was disliked because he fascinated "human" without questions and answers, was unfriendly to the surroundings,
It is a good rival by Seina declares, "I don't like you, so don't worry."
However, near graduation, he suddenly receives a graduation party dress.
Seina wore a dress and was thrilled, but he did not appear on the day, and they decided to graduate.
And one year later -a news that Rudy is dying in Seina!?
Seina asks his best friend to ask, "I don't know who is, but I want you to meet once because Rudy is looking for a turn."
I visit the mansion while thinking that I can't help -it's suddenly bitten by Rudy!
In other words, what is this doting like the turn!? What is this doting like that!?
A very popular work with a novel posting site over 10 million PV.
Cool elite beast person x Effort artist's chasing kids!