I Am not the Hero. -The Guy who Reigns Supreme in the VR World. -After Reincarnating, He Restarts his Life from Scratch as a Level-1 Jobless Person

The main character of this manga is the best player of the MMO VR game "Tempest", he completed the last dungeon by himself, being the first to accomplish this feat but at the same time he reincarnated in the game he was playing minutes ago??! Precisely he who knows everything about this game?? He will be unrivaled from level 1!