Games like The Last Reunion
Games like The Last Reunion include Orwell: Keeping an Eye On You, The Wolf Among Us, The Test, Strange Horticulture, and Sherlock Holmes: Crimes and Punishments. We matched them by the tags players give The Last Reunion on Steam (Mystery, Simulation, Adventure, Detective, and Choices Matter): closest matches first, and among equally close ones the better-known games.

Orwell: Keeping an Eye On You
Shared: Simulation · Choices Matter · Investigation

The Wolf Among Us
Shared: Adventure · Detective · Choices Matter

The Test
Shared: Simulation · Choices Matter · Singleplayer

Strange Horticulture
Shared: Mystery · Detective · Simulation

Sherlock Holmes: Crimes and Punishments
Shared: Mystery · Adventure · Detective

The Test: Final Revelation
Shared: Simulation · Choices Matter · Mystery

The Test: Hypothesis Rising
Shared: Simulation · Choices Matter · Mystery

Sherlock Holmes: The Devil's Daughter
Shared: Adventure · Mystery · Detective

Phoenix Wright: Ace Attorney Trilogy
Shared: Mystery · Detective · Adventure

Blue Prince
Shared: Mystery · Investigation · Adventure

Her Story
Shared: Detective · Investigation · Interactive Fiction

Murders on the Yangtze River
Shared: Detective · Adventure · Mystery

The Case of the Golden Idol
Shared: Mystery · Detective · Investigation

The Great Ace Attorney Chronicles
Shared: Adventure · Mystery · Detective

Danganronpa: Trigger Happy Havoc
Shared: Mystery · Detective · Adventure

Tails Noir
Shared: Detective · Adventure · Dialogue Heavy

The Forgotten City
Shared: Mystery · Adventure · Choices Matter

Back to the Dawn
Shared: Detective · Choices Matter · Adventure

Pentiment
Shared: Adventure · Mystery · Investigation

Raging Loop
Shared: Mystery · Adventure · Detective

Return to Shironagasu Island
Shared: Mystery · Adventure · Detective

The Roottrees are Dead
Shared: Mystery · Detective · Investigation

Return of the Obra Dinn
Shared: Mystery · Detective · Singleplayer

Death and Taxes
Shared: Simulation · Choices Matter · Adventure