ONLY I CAN'T LEVEL UP!!!!

The story takes place in a world similar to Solo Leveling's.

Cain Obolonsky, oh well maybe I shouldn't call him an Obolonsky. He wouldn't like that, would he? So, Cain--—a seemingly ordinary human who happened to be born into the prestigious Obolonsky lineage, a noble by birth. Although beset by the unfortunate betrayal of his own family, aside from that tragedic event, Cain's life seemed relatively devoid of tragedy. One could argue that he led a rather uneventful, yet peaceful existence.

But, all of that mundanity was abruptly shattered when one day an unexpected message materialized before him, commanding his attention: [You have acquired the rights to become a player. Will you accept?]