Endro!

Endro! is a Japanese original anime television series by Studio Gokumi. The anime series is licensed in North America under a Crunchyroll-Funimation partnership. On Naral Island, a hero named Yulia "Yusha" Chardiet and her party of friends confront the Demon Lord plaguing the Kingdom of Lapanesta. However, their sealing spell goes wrong and the girls inadvertently send the Demon Lord back in time to before Yusha became a hero.