He traveled back to four years before the start of the Fairy Tail story, was picked up by Makarov and brought back to the guild, and possessed an infinite enhancement system - ordinary magic can also exert powerful power after dozens of enhancements. Even when facing the powerful Acnologia, he can still cause significant damage even if he does not have dragon-slaying magic.

Many years later, in this magical world, a legend will be spread: in the continent's first guild "Fairy Tail", there was once a group of extremely powerful wizards, and their leader was Sky Infinite...