A 24-episode anime television series produced by David Production aired from 5 April to 13 September 2017.

Upon Sumire Soma's urging, Kei meets Misora Haruki, a quiet, withdrawn girl who can reset the world to up to three days in the past.

Unknown to the Service Club, their involvement with the Bureau puts them into a larger chain of events that only the Witch knows.

Yutaka Kōno published the novels, with illustrations by You Shiina, in Kadokawa Shoten's The Sneaker magazine.

[1] Kōno also wrote six short stories for the series, four of which were collected in the fourth novel, while the other two were published on Kadokawa's The Sneaker website.

The series is produced by David Production and directed by Shinya Kawatsura, with scripts written by Katsuhiko Takayama and character designs by Tomoyuki Shitaya.

[24] Sentai Filmworks has licensed the series in North America and will release the anime on home video.