**Achievements DO NOT Unlock in Custom Matches. It must be an Online Quick Play Game**
You need to start a game as the Detective Character. You hold
to see your Photo/Clue. This shows you where one of the Keys/keycards is at. You must find this Key while holding your clue. You will hear a Chime once you have found a clue successfully. You need to do this 4 times in one round as a detective.
Use the picture to find 1 key/keycard. You should hear a little chime if you did it successfully. Next drop that key and pick it up 3 more times. This will trigger the Achievement
*It appears this achievement can also be handed off to other players in the game. Once one of the Children unlocks it. They can drop the key that triggered the Achievement. And another Player/Child can pick up the Key and get the achievement.