After the legendary heroes defeated the Demon King and brought peace to the land, they each went their separate ways to live in solitude. Centuries passed, and the elven mage Frieren, who was part of that victorious party, now grapples with the fleeting nature of human life. As an elf, Frieren’s lifespan far exceeds that of her former comrades, making her acutely aware of their mortality.

Determined to honor the dying wishes of her old friends, Frieren takes on a new apprentice and embarks on a journey of reflection and discovery. As she travels through lands once familiar, Frieren faces the challenge of understanding life, death, and what it means to form lasting connections despite the passage of time. Her quest becomes a deeply personal journey of growth and acceptance, as she seeks to reconcile her eternal existence with the brevity of human lives.