[Taking place in the same story universe as “Lookism” and “How to Fight (Viral Hit)”:]
Kim SooHyun is an ordinary high schooler who isn’t good at studying, fighting, or being attractive. Suddenly, he’s faced with a quest window right in front of his eyes. After being given the powers of a game [system] out of nowhere, how will our hero confront the challenges ahead of him?
These are recommendation lists which contains
Quest Supremacy. You should give them a visit if you're looking for similar novels to read. Alternatively, you can also
create your own list.