In what games can I be really wholesome and nice to a villain and make him my friend?

In what games can I be really wholesome and nice to a villain and make him my friend?

BG2 I think your evil half brother joins your party

You can sort of do that in some old text-based PC games, some of them would have things like diplomacy mechanics which would allow you to abuse it and turn the game's antagonist into an ally.
There are also eroge where you can turn hostile characters into loving, kind people you can have children with and give headpats.

can you hug him?

Your mom is a nice wholesome lady if you know what I mean.

I mean she does ass to mouth.

Chrono Trigger

tell me more

The first half villain becomes your party member, but you don't hug him

Undertale.

Rune factory 1. You forgive the main villain and in post game she joins your town and can be married.