Bonus for buying Kangokujo ~Ingyaku no Shihai~ Dakimakura Covers (VDM-0052, VDM-0053), B2 Tapestry (VDM-0054) from the official store or Amazon.
Album was composed by and was released on April 2017. Soundtrack consists of 9 tracks tracks with duration over . Album was released by Valkyria.
CD 1
| 1 | 崩壊序曲～淫紋に囚われた姫君の口上～ | | |
| 2 | 崩壊序曲～淫紋に囚われた姫君の口上～(short) | | |
| 3 | 崩壊序曲～淫紋に囚われた姫君の口上～(inst) | | |
| 4 | 崩壊序曲～淫紋に囚われた姫君の口上～(inst)(short) | | |
| 5 | 崩壊序曲～淫紋に囚われた姫君の口上～(karaoke) | | |
| 6 | 崩壊序曲～淫紋に囚われた姫君の口上～(karaoke)(short) | | |
| 7 | 崩壊序曲～淫紋に囚われた姫君の口上～(roop arrange A) | | |
| 8 | 崩壊序曲～淫紋に囚われた姫君の口上～(roop arrange B) | | |
| 9 | 崩壊序曲～淫紋に囚われた姫君の口上～(roop arrange C) | | |
