Here is the full list of all 21 The Shapeshifting Detective achievements.
Agent X augmented you!
You left Ellis alone with Danny.
You got punched by Poe.
Bronwyn says she's immortal.
You listened to Lexie's ouija board theory.
You made it through the first hour.
You deleted a question!
You need to learn when to keep your mouth shut.
You told Oscar you were a Shapeshifting Detective.
You pushed Violet's buttons.
You shifted into everyone!
You got the Chief to lock people up.
Rayne gets cross with Bron...
You watched ALL of Dorota’s videos.
Congrats, you're getting married!
You saved Ellis.
You went all the way with Zak's photoshoot.
You got freaky with Oscar.
You kicked Zak in the sack.
Picked Dorota's murderer first time.
You got yourself killed.