A Tale of Adventure About Pouring 25 Years of Life Into a Useless Skill And Now It Being the Strongest

"Restoration," a skill useless from the beginning. Regardless, in order to save a childhood friend who sacrificed her body to protect him, Touru spent twenty-five years developing the skill. Once completed, the skill could completely defy the world’s common sense. Touru, the girl, the naughty child they picked up in a back alley, and the old landlord lady join together as companions, setting out on an adventure to become heroes. A man who lived through the depths of despair decided to move forward and widen his horizons. ___ **Character Designer:** [peroshi](https://mangadex.org/author/18c02af4-21c4-4b2a-a75a-6f0c5ee3d172) **Alt Official Raw:** [niconico Manga](http://manga.nicovideo.jp/comic/42124)