Assassin's Creed II

At the dawnn of La Renaissance, Erzio Auidtore, descendant of Altaïr, ancestor of Desmond Miles, is out for revenge - his father and two brothers have been brutally murdered by Florence's most corrupt nobles, who will stop at nothing in their blind greed.
Meanwhile, Desmond Miles, a modern-day bartender, has just escaped from a lab ran by Abstergo Industries, with fellow assassin Lucy Stillman, using the "Animus 2.0" to recall his ancestral memories of Erzio, Italy's most notorious assassin...