A piano self-cover album by composer Hiroyuki Sawano, known for scoring numerous hit anime such as "Attack on Titan" and "Promare." The Limited edition includes a Blu-ray. DISC1 features piano and vocal performances with SennaRin, produced by Sawano himself. DISC2 features selections from the soundtrack revival project "Project [emU]". DISC3 is a Blu-ray containing footage from the solo concert "Hiroyuki Sawano LIVE [nZk] in Shanghai 2024" held on November 24, 2024, at the Shanghai Oriental Sports Center.