Hirotta Dorei-tachi ga Tabi datte Haya Juunen, Naze ka Ore ga Densetsu ni Natteita

Five girls he once fostered, trained, and sent out into the world.

To fulfill his promise of a reunion with them, Arize, an adventurer around forty years old, leaves the deepest parts of the remote Demon Forest for the first time in 10 years.

However, the state of the world seems completely bizarre.

Those girls are now the Heroes who defeated the Demon King, and "Arize" is somehow known as a legendary Great Hero...

"There's no way that's me, right?"

Standing before the bewildered Arize is Gagaitas, a Knight of the Round Table from the Demon King's Army.

"For Whom the Sword Swings" —— Holding the bonds he shares with his Hero girls close to his heart, the middle-aged man grasps his sword once more.