Pujith10
It's been 60 years since the defeat of the Demon king, But in this AU frieren has another party member who's actually from another world appeared during her journey with himmel to defeat the demon king. But due to some circumstances he ended up becoming immortal, now frieren has a secret quest to find a spell to undo the immortality while still continuing her journey of understanding human emotions. Now Frieren, Fern, Stark and Immortal knight all goes on a journey altogether, experience the immortal knight perspective of the story, who is still moving forward despite outliving his best friend Himmel the hero's death.