Alone in the field is not a warrior. This simple and damn relevant idea came to Yaroslav-Yoshiro’s mind almost immediately when he was enrolled in the Japan Self-Defense Force Assistance Unit. However, it’s one thing to agree “let’s stick together and kick the bad guys out en masse,” and another thing to bring together several teenagers, even if they’re overachievers, into a truly combat-ready group. Life, like no one else, knows how to prove that sheer enthusiasm and improvisation will not get you far. And the further you go, the less enthusiasm your comrades have—and your own problems, on the contrary, only grow like a snowball! Well, no one said it would be easy...