Here is the full list of all 26 Greyhat - there are A Digital Detective Adventure achievements.
Tunnel into another computer for the first time.
Complete GREYHAT - A Digital Detective Adventure
Save the crew.
Collect every chapter of The Genie & The Merchant.
Expose the corrupt cop.
Learn Seven's secret identity.
Collect all wallpapers.
Reveal Dante Dimasalang's nefarious schemes.
Find Cassie Watkin's killer.
Identify the sleeping spy.
Eliminate the Savanide threat.
Help the authorities track the kidnapped girl.
Find out what the secret ingredient in Gessner Kola is.
Expose the ridiculous hood-wearing hate clowns.
Collect all 4 of Willow Way's poems.
Land the planes safely before time runs out.
Steal the tech blueprints.
Ensure Senator O'Connell doesn't get another term.
Help the police capture the disgraced ambassador.
Stop Commander Ponchik from carrying out his orders.
Reverse Debra Nielsen's corrupt actions.
Stop Tareek's plans.
Find Lahinzi Turanur.
Expose Garymax Pharmaceutical's secrets.
Identify The Fixer.
Play Undead AfterMath