It serves as the ending theme for the anime television special Attack on Titan: The Final Chapters Part 1, which aired on NHK General TV on March 4, 2023.

The opening theme was met with overall positive audience feedback, amassing a total of 200 million listens on streaming platforms at the time of the release of "Under the Tree".

[1] The band's success in making the previous opening motivated the producers of the series to bring back SiM to perform the anime's final theme song.

[10] According to a separate statement made by SiM's lyricist MAH[7] also on February 25; the music includes elements of string orchestra, choir, and deep bass mixed together.

[6] The song's cover art also depicts Mikasa who has taken off a red scarf that Eren gave her when they were children,[1] symbolizing a rift taking place between the two characters in the show.