Alex Chen, a security researcher and your friend, is missing. Before going missing, Alex left you an encrypted system with one final message: "Find the breadcrumbs. Expose the truth."
Now it's your turn to finish what Alex started - but be warned: once you discover the truth, you become the next target.
HELLO HACKER is a realistic terminal hacking simulator where you become the hacker and infiltrate corporate and government networks to expose PROJECT NIGHTFALL - a classified surveillance program that has evolved from mass data collection into a pre-crime assassination operation.