Here is the full list of all 5 Radiator 2: Anniversary Edition achievements. It takes around 0-1 hour to unlock all of the achievements on Windows.
Reached climax in Stick Shift.
Discovered who was behind Project MAGNUM in CondomCorps.
Pulled over by cops in Stick Shift.
Got utterly devoured in Succulent.
Completed aftercare in Hurt Me Plenty.