An unnamed kid, or so that was what he thought when an unknown being gave him the name, Rei. A kid from the slums that got reincarnated.

And now he wonders the earth as a person that simply has one goal. Live a life, worth living.

Adventuring and traveling the world of Heartistine. Facing challenges across his adventuring tale while he continues to travel across the lands.

...

A book with an MC that finally finds his innocence through adventuring and seeing sights, expect a wide variety of characters, action scenes, and a wholesome MC.