- Publisher : Dark Horse
- Genre : Drama & Music
- Rating : 14+
- Author : Shiori Asahina
- Format : Black & White
- Size : 5 1/8'' x 7 1/4''
- Pages : 172
- Release date : 06/21/17
Acute, like the three angles of a triangle. Acute, as in the three sharp points. Acute is the tragic relationship between three Vocaloids: Miku, Kaito, and Luka! Once they were all friends making songs but while Kaito might make a duet with Miku or a duet with Luka, a love song all three of them sing together can only end in sorrow! Based on the song with over 4.4 million combined views on YouTube and Niconico.
