ハートフルシーケンス (Heartful Sequence)



Heartful Sequence is a song sung by Luka Megurine and Gumi Megpoid. It is the one-hundred-and-seventy-eighth track in Other Vocaloid Songs 9: Mostly Luka Volume 2 and the one-hundred-and-seventy-second track in Other Vocaloid Songs 14: Mostly Gumi.