The world's largest scale virtual reality game, 'Kailran'.

A well-known gamer in the virtual reality game community, Ian.

He deleted his lv 93 character to obtain a hidden class… but the class he chose was the most useless class in Kailran, the summoner? On top of that, a call from his professor leads to a mental breakdown! To avoid academic probation, he must level up the same level as his deleted character in two months!