Bl?
Don't eat soft rice
Personal fav : the protagonist only thinks about falling in love.
The art is top tier
Ah sorry I didn't read the no romance sorry this rec isn't for u then
Not a system but reincarnation with no romance and really good plot : Best teacher master baek (the art imrpoves alot too)
https://www.mangago.me/home/mangalist/2303988/
Maybe something from this?
I've heard of/reading some of these, will try for sure
No romance or harems. Any good system recs with interesting characters? Something that's got at least 50+ chapters uploaded so I can binge read