Recs?

Sissy is pretty messed up. It’s near the end now, but the updates are slooow.

Try "10 years where I loved you the most"

https://www.mangago.zone/read-manga/10_years_where_i_loved_you_the_most/

It has so much angst that your blood pressure will rise so high

Is the redemption satisfying?

Kinda. It's a tragic ending and asshole suffers

Just read it! Thanks for your recommendation!