[GUMI] Overflow （オーバーフロー） [ORIGINAL]

Lyrics: EmpathP

Music, instruments, programming, recording, mastering and video: neutrinoP
Instrument used: YAMAHA DGX505
Voice: GUMI COMPLETE

Art: lEdogawa - http://ledogawa.deviantart.com/art/GUMI-284414108

NND: http://www.nicovideo.jp/watch/sm22489520