Yeongung Ppopgineun Sinjunghage

Lee Min-Jun, an ordinary office worker, becomes the first reviewer of a mobile game developed by his friend. He closes his eyes during the boring opening and reopens them in the game world.

Phantom Magician: "You have to take charge of leading and controlling the heroes."

The first hero is summoned at the beginning of the tutorial. Min-Jun is delighted with the handsome hero who looks quite strong, but it turns out he's a low-level character with no memories or proper weapons.

(Source: KakaoPage, translated)