Sulaiman Khan is the CEO of Castellum, Inc. He created an extremely powerful antivirus system. Samaritan hacked into Khan's company, leaking various emails and personal details to get him fired by the company's board. Khan's subsequent quest to find who was responsible for the hack made him a number. Khan eventually came to the conclusion that an artificial intelligence infiltrated his security, after learning his company used excessive fuel and assumed it was being used for something else.