To Your Eternity Season 3 is a tV series anime that premiered in fall 2025, produced by Drive.

About the production: the story comes from a manga, there are 22 episodes of about 25 minutes and its current status is "finished".

Its main genres are adventure, drama, fantasy, psychological and supernatural, with themes such as Urban Fantasy, Shapeshifting, Time Skip and Urban.

On AniList, To Your Eternity Season 3 has an average score of 74%, a good score, and appears on 57,648 users' lists.

The franchise continues in or follows from: Fumetsu no Anata e Season 2.

The story of Fushi the immortal enters the modern era. Following the battles in Renril, Fushi, like a tree, spreads his roots throughout the world, fighting to eliminate the Nokkers. Hundreds of years later, having completed his mission, he awakens in the modern era. He enjoys a life of peace, free of enemy threats and surrounded by precious friends, new and old. But ominous shadows grow near yet again. Enemies that enter into the fissures of the mind. And Fushi learns of the true goals of his creator, the Beholder. Faced with new trials, the time approaches for Fushi to make the ultimate decision. (Source: NHK PR, edited)

Official synopsis from AniList.