Reincarnator
Class C, but reincarnates not teansmigrates.
Rich family
Heir
No cheat, apart from better adaptability than Ayano and rich family heir
Family isn't involved with white room but knows about it. He knows Koenji. Family gives him freedom, for development (he can do what he likes).
Only person who Koenji admits that is almost on his level of perfection
Love interest Hiyori (Crazy Yandere Psychopath version after established relationship)
Appearance is slightly above average, but ikemen list only like 20 or so.