Discover an intriguing and epic story of power, revenge and conspiracy set during a pivotal moment in history: the Italian Renaissance. Experience the freedom and immersion of an all new open world and mission structure with settings such as the rooftops and canals of beautiful Venice. Your options in combat, assassination and escape are vast, with many new weapons, settings and gameplay elements.
Go to: http://uplay.ubi.com and download Uplay client.
Install Uplay Client on your PC.
Start the application, login with your Account name and Password (create one if you don't have).
Please follow these instructions to activate a new retail purchase on Uplay:
Click the Settings
Choose Activate Product
Follow the onscreen instructions to complete the process.