After bringing Reza his lunch use a crowbot to find Pandemonium.
Once inside activate Shitbot. The achievement unlocks once you have tested All four parts of his personality.
They can be tested in any order but the most efficient route is,
1, Human Interaction follow Shitbot to a girl. Choose Direction 3
Run through alley head up two flights of stairs and talk to shitbot.
2, Bot to Bot follow shitbot, turn around and look for a large window with sparks coming from a robot.
Run over to the robot and interact with shitbot and select interact with target.
Talk with shitbot to finish task and move onto next
3, Repair Program follow shitbot to an alley. Interact with maintenance instructions. Have shitbot interact with burnout fuses, after he fails talk to him to activate the final task.
Security Program
A small cutscene will play. Interact with Shitbot and you'll head back to Pandemonium.
Talk with Mira and when you leave the achievement unlocks