Assassin's Creed: Revelations
From PCGamingWiki, the wiki about fixing PC games
The fourth game in the Assassin's Creed Series.
Bugs/Glitchs
No In-game Audio -Go to your sound settings and select "Playback Devices", then select your device and change your current "Speaker Setup" settings. Switching from Surround Sound to Stereo can fix this issue, vice-versa.