|“||A copper-forged key with the symbol ♀ carved into it. This symbol means "Venus."||”|
The Venus Key is a key in Haunting Ground.
It is found in the torture room, tied around a corpse's neck. Any attempt to remove the key without solving the puzzle will trigger the corpse to "wake up" and grab Fiona's arm, sending her into Panic Mode.
The key unlocks the greenhouse.