Your name is Altair, and you are a deadly assassin living in the year 1191 AD. The Third Crusade is tearing the Holy Land apart, and you must take it upon yourself to become an agent of change and put a stop to the war. Your mastery of the skills, tactics and weapons of the world's most secret clan of warriors makes you the ideal person to defeat both sides of the conflict. Plan your attacks, strike without mercy and do whatever it takes to achieve your objectives.