Vault (itch)

(My entry for the Ludum Dare 37 compo, with the theme "One Room" and created entirely within 48 hours. Submission page: Here)

You are a police detective, asked to investigate a double homicide.

A millionaire woke up this morning to find two thieves dead in his super secure vault.

Search the crime scene for clues and discover what really happened...

Controls:

Arrow-keys: Move around
Z (or N or C, referred to as O): Inspect where you are facing, and progress dialogs.
X (or M or V, referred to as X): Use the currently equipped item.
Enter: Open the Pause/Inventory menu

Inventory:

Up/Down: Select item
Z: Equip or Unequip
X: Close inventory