In Deus Ex: Human Revolution you play Adam Jensen, a security specialist, handpicked to oversee the defense of one of America's most experimental biotechnology firms. But when a black ops team breaks in and kills the scientists you were hired to protect, everything you thought you knew about your job changes. At a time when scientific advancements are routinely turning athletes, soldiers and spies into super-enhanced beings, someone is working very hard to ensure mankind's evolution follows a particular path. You need to discover why – because the decisions you take and the choices you make will be the only things that can determine mankind's future.