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