Suterare Yuusha wa Kitakuchuu

Ogata Yuuto and his classmate Hijiri Youichi are abruptly transported to another world. Lilia, the one who summoned them, had intended to bring a hero to save her world. However, only one hero was meant to be summoned, and Youichi is identified as the true one. As a result, Lilia leaves Yuuto behind in the unfamiliar world.