Complete Chapter 1.
Complete Chapter 2.
Complete Chapter 3.
Complete Chapter 4.
Change into your APD suit.
Pick up John's DataPad.
Read John's secret Email to Aryn.
Find the secret back-room aboard the SD-01.
Find and pick up this Easter Egg from "Play With Gilbert".
Give Rascal some food.
Collect 50 DataPads in the game