Here is the full list of all 25 Alone With You achievements.
Escape the planet.
Finish the third week's missions.
Scan all 28 colony members
Find all of the hand-drawn schematics throughout Colony B.
Find all of the story pages throughout the Comms Relay.
Find all of the important mementos throughout the Caves.
Find all of the key artifacts throughout the Agro-domes.
Reveal the full story of the bittersweet work romance.
Make it through the second week's missions.
Impress your companion with your knowledge of weather.
You like it so far?
Discover a moment of reconciliation
Complete the first week's worth of missions.
Tell Winnie about William's feelings for her.
Complete your first mission.
Unlock all achievements in Alone With You.
Apologize for doubting a companion.
Spend all three special simulations with one hologram, and let them know you care.
Commit to Winnie Laurier, find all her mementos, and choose to escape.
Commit to Pierre Tong, find all his mementos, and choose to escape.
Commit to Leslie Bharadwaj, find all her mementos, and choose to escape.
Commit to Jean Lumumba, find all his mementos, and choose to escape.
Spend each special simulation with a different companion.
Commit to no other companion, choose to stay behind with the AI.
Stay behind with the AI.