重生潮前的最後一名元勇者

Once upon a time, there were a great Hero and his teammates (harem). They fought in the Great War and bring peace to their world.Thus, they were highly praised and commemorated by the people.
However, after many many years, the Hero becomes old,grumpy and penniless. But he still has an high ego and consider himself as an essential part of this world.

One day, he receives a letter from one of his old friend's daughters, a young girl who worships the Hero and wants to pay a visit...