Usato, an ordinary high schooler, happens to run into two fellow students after school one rainy day.
Suddenly, all three of them are engulfed in a magic circle and transported to a fantasy world.
There’s just one tiny problem-Usato is simply dragged along by accident!
On top of that, Usato learns that he is capable of using healing magic-an incredibly rare affinity in this new world.
Now Usato must spend his days with the rescue team thugs, struggling through their hellish training regimen-learning the wrong way to use healing magic!