这部作品围绕着永不褪色的主题创作，收录了与四位歌手Akina Aitsuki Nakuru Itsuki Natsume和Hanatan合作的歌曲。每一首曲目都根据歌手的独特个性精心打造。专辑还推出了特别版，包含32页的艺术书和CD，装在透明封套中。通过插画和音乐交织的世界，呈现在你面前。This work is built around the theme of things that never fade, and features songs created in collaboration with four vocalists: Akina, Aitsuki Nakuru, Itsuki Natsume, and Hanatan. Each track is crafted to suit the unique character of its vocalist.The package also comes in a special edition format, combining a 32-page art book and CD in a clear sleeve. A world woven together through illustration and music, delivered to you.