Here is the full list of all 92 Mask of the Plague Doctor achievements.
Assist somebody in person.
Donate some bread.
Arrive just in time.
Save somebody from a crossbow bolt.
Favor a horse over a fox or a boar.
Gain additional supplies from an unexpected source.
Help a man on the edge.
Take part in a deity ritual.
Investigate, and find a lead.
Bypass some Guild guards.
Find something eerie in the tannery waters.
Receive a letter for a patient.
Disperse an angry crowd without bloodshed.
Refuse a further quarantine.
Enforce a further quarantine.
Wake up in an odd position.
Convince the Grave Master it's for the best.
End the spread of false cures.
Distract yourself during a political discussion.
Wear your mask to dinner.
Mere etiquette cannot defeat you.
Learn something of value in the Mayor's library.
Take something of value from the Mayor's garden.
Convince the Mayor to aid you against the plague.
Make a promise to the Mayor.
Endure a strange encounter in the fog.
It all looks so good.
Resolve a spot of bother.
Outstay your welcome.
Gain the trust of a confident stranger.
Acquire a decorative palm.
The heart craves, even during a plague.
Surprise someone with your skill.
Well, if it makes you happy.
Reunite with a familiar face.
Get a culinary tip.
The Baron likes what he hears.
Save somebody from unjust imprisonment.
Something's in the well.
Help to free some prisoners.
Handle a fearsome feline.
Glean secrets from an upstairs room.
Sway a person of import to your cause.
You can keep your promise no longer.
Make a vow to someone you care about.
Disrupt a meeting.
See through new eyes.
Save a lapin population from destruction.
Acquire a powerful backer.
Negotiate a truce.
Allow some prior occupants to move in.
Support the residents against unruly interlopers.
Support a colleague's efforts.
Receive a picture from a friend.
Resist for as long as you can.
Save something from the flames.
Hear a useful phrase.
The Mayor will not be moved.
Challenge the Mayor's authority.
Reward some misplaced trust.
Accept an invitation.
Confirm the source of the plague.
Avert a food shortage.
Show mercy at a trial.
Learn something valuable during an autopsy.
Learn something valuable through diligent research.
Learn something valuable through communion with a deity.
Learn something valuable from your medical recruits.
Pioneer an experimental technique.
Bury a mistake.
Flee Thornback Hollow, before it's too late.
Treat the Waking Death.
The work speaks for itself.
Get close to a deity.
Down with the Crown.
Receive an offer of promotion.
Make a despicable deal.
Make a last-ditch deal.
Achieve the improbable, and save Thornback Hollow.
Finish the game with a ruthless streak.
Finish the game full of compassion.
Finish the game as an unabashed feudalist.
Finish the game on the side of the people.
Finish the game as a stalwart practitioner of medical principle.
Finish the game as a flexible opportunist.
Finish the game with your relentless optimism intact.
Finish the game just as gloomy as ever.
Finish the game in reverence to the deities.
Finish the game as a scathing critic of faith.