[Updated] Genesis - Escape from the Testing Facility of IRIS the AI

You wake up in a strange room. Suffering from retrograde amnesia, you don't remember your life other than important facts like your name, Alex. Your Artificial Intelligence host, the Intelligent Resistance Inquiry System (IRIS) has told that you somehow survived a direct nuclear blast. Humanity has entered a dark period of nuclear warfare, but you could be its savior after some tests are conducted to see what your resistance is.

UPDATE 1.1: Buttons to be shot on the mainframe were left out. Now they are there!