As all achievements, this achievement is story related, No need for a guide if you don't like spoilers. Note: no action required in this chapter. It only lasts a few minutes and can be completely idled, if you wish to do so.
*** Spoiler - click to reveal ***
This episode ends with a news clip conclusing the recent events. What's being said depends on your choices during the chapter. You will confront Alfred about what he's been hiding from you. Were you parents really mobsters?