"Clockwork Lullaby 3"
"When I woke, I was alone in a room smeared black."
The story of a young boy trapped inside a black box repenting for his sins.
- The original PV's illustration was drawn by mothy.
- The new PV uses Ichika's illustrations from the master of the heavenly yard album and PV.
- As the third song in the Clockwork Lullaby series, it is preceded by Miniature Garden Girl and succeeded by Heartbeat Clocktower.
- The words the character uses to change the melody are the words learned by the character in Wordplay.
- mothy noted that the song's title starting with "re" connects it to regret message.
- The character featured in the PV appears identical to Kagamine Len's VOCALOID2 module.
- The original PV mirrors the PV for Clockwork Lullaby.
- The silhouette for the "ghastly voice" in the new PV is the illustration of Sleep Princess from master of the heavenly yard.
- The niconico upload is described as "An event in deep darkness. Or maybe someone's dream. The truth is somewhere in the light."
- mothy's official playlist lists the song as occuring in EC ??? and is described as "Details unknown".
- The song's gear connects to Clockwork Lullaby and the "NO UTOPIA" black box.