During the summer break of their senior year in high school, they meet a transfer student named Kakeru Okikura, who claims that a voice from the future talks to him, and that it has led him to Tōko.

A three-volume light novel series, written by Yoshimori Uchi and illustrated by Shino, were published by Pony Canyon under their Ponican Book imprint from October 3, 2014 to July 3, 2015.

[8] Matt Packard of Anime News Network praised Glasslip for being visually beautiful, but criticized it for the generic characters, the lack of explanations for the supernatural phenomena introduced at the beginning of the series, and the presence of too many incongruities.

Høgset ultimately found the show disappointing because its great start was marred by Tōko's visions leading toward a vague conclusion, saying that it "basically sells its own gimmick as a huge waste of time.

"[11] Chris Beveridge, also from The Fandom Post, called it a visual delight while its characters traverse through interesting relationships (highlighting both the Sachi/Hiro and Yanagi/Yukinari pairings), but felt it was one of PA Works' weaker shows, concluding that the series "as a whole is pretty well put together but is just missing something critical, a spark of some sort, to take it the next level.