Here is the full list of all 13 Don't Escape Trilogy achievements. It takes around 1-2 hours to unlock all of the achievements on Windows.
(Don't Escape 1) Don't hurt anyone.
(Don't Escape 2) Survive without getting any friends.
(Don't Escape 2) Complete the game without firing a single shot.
(Don't Escape 2) You are even worse than the undead...
(Don't Escape 2) Survive and save both of your friends.
(Don't Escape 2) Complete the game and survive.
(Don't Escape 2) Make sure Bill passes away calmly.
(Don't Escape 3) That's a fast way out...
(Don't Escape 3) Escape the UEFS Horizon.
(Don't Escape 3) Learn the truth behind Horizon's murders.
(Don't Escape 3) Make sure that the rescue ship survives after learning of the Horizon's fate.
(Don't Escape 3) Make sure no one finds out anything about the UEFS Horizon incident... ever.
Beat all 3 games.