FlamesMignon - Lustrous Oral Performance (Land of the Lustrous) 

Land of the Lustrous is one of my favorite stories!
FlamesMignon songs w/ lyrics (playlist):
• Music (w/ Lyrics)
FlamesMignon lyricless「AMVs」(playlist):
• Lyricless
Song used:
xi - Another Halcyon - VILA
Visuals used:
Land of the Lustrous (Houseki no Kuni)