This is a music game called "Cytus" , made by Rayark .

Download all : 
Or only this Chapter : http://www.mediafire.com/download/61h332qyodzmpv9/Chapter_IV_The_Silence.rar

To find other chapters
Chapter I : https://soundcloud.com/jack-wu-10/sets/chapter-i-operators
Chapter II : https://soundcloud.com/jack-wu-10/sets/chapter-ii-disaster
Chapter III : https://soundcloud.com/jack-wu-10/sets/chapter-iii-cytus
Chapter IV : https://soundcloud.com/jack-wu-10/sets/chapter-iv-the-silence
Chapter V : https://soundcloud.com/jack-wu-10/sets/chapter-v-vanessa
Chapter VI : https://soundcloud.com/jack-wu-7/sets/chapter-vi-the-lost
Chapter VII : you are here
Chapter VIII : https://soundcloud.com/jack-wu-7/sets/chapter-viii-another-me

To find this awesome game in 
Google play : https://play.google.com/store/apps/details?id=com.rayark.Cytus.full&hl=zh-TW
Apple itunes : https://itunes.apple.com/tw/app/cytus/id485246824?mt=8

Rayark Inc. : http://www.rayark.com/

Chapter IV The Silence

IV 01 Evil Force

IV 02 New World

IV 03 Landscape

IV 05 Parousia

IV 04 Future World

IV 06 Skuld

IV 07 Darkness

IV 08 Beyond

IV 09 Aria 184

IV 10 Sweetness and Love

Chapter IV The Silence

Jack Wu 9