Highschoolers (Not yaoi)

Haven't read it, It's a psychological manhwa.
It's about a bullied girl and the bully's, or something like that. Looks sad

Another Ylab wetoooon~
So yeah, it's in the lookism, manager kim, or whatever you like hahaha universe.
'The private Russian orphanage “Dead Mansion” that trains young children as agents, and the legendary “Codename Sean” thought to have been lost due to a shipping error. He appears at a middle school in Korea!?"