Uploaded November 2022 | Updated September 2026, 1 day ago

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This theme is a royalty-free composition.
Plays on 9F, 19F and 28F.

Original name: 見えない何かに怯える夜 3rd Edition
Composer: Rengoku Teien (煉獄庭園)
Full archive of their music: archive.org/details/rengoku-teien

Background artist: もねてぃ
Source: pixiv.net/en/artworks/32882649