【VOCALOID AI Allen】Monochrome【Cover by Selio】

我真的会被这个难用度气死。
小修小补后面再说。
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Original by Circus-P (with Aido Ishiame) (https://youtu.be/Xnh0N2buKAA)
Cover vocal by VOCALOID AI Allen
Vocal edit & mix by me.