From the introduction:
Hello and happy daycycle, citizen! Friend Computer welcomes you as a new member of the elite and loyal Troubleshooters! As a Troubleshooter, you’ll go on exciting, fun, and dangerous minimally perilous missions, all for the good of Alpha Complex. Look at that - you just got a cmail right now, informing you of your very first mission! Get to your briefing room fast, and as always, stay alert, trust no one, and keep your laser handy!