I like how the studious one is actually a smart person and not a false studious one being dumbed down completely by the author so they have the "bookworm" trope checked off the list.
I thought he "reincarnated" because he believed the future would not discriminate against his Amber eyes. In his time period, he was feared (demons also have Amber eyes, at least powerful ones). Instead he got a different type of discrimination though.
-Was it you, Abel?
-No.
[Credits start rolling]
It was that simple.
And jesus, that title. I would literally die from embarrassment.
And of course Sasuga Abel-sama for being responsible for every legend ever.