Futoshi, an unpopular young man, is suddenly summoned to another world. The king orders him to defeat the Demon Lord, and so, he reluctantly sets out on an adventure. However, what awaits him are… monster girls!? A slime girl, a wolf girl, a dragon lady… Are they enemies, or something else? "Fight them? No way, this is obviously a dream come true!!" With no cheats and zero hero potential, Futoshi embarks on a journey where he must survive in another world while getting along with adorable monster girls!?