Silhouette

Your family received a notification from a notary: "I hasten to inform you of the death of your grandmother. You have inherited an apartment. Can you let me know when we can meet?" "What luck! We never heard about a grandma, and now we got a free apartment," you thought. At the meeting, the notary opened the apartment's door, and you entered first. Suddenly it slammed shut, and you could hear the lock turn. Then you got a message on your phone from the notary that terrified you: "I won't be able to come today, but my thoughts are with your grief. Accept my condolences." "What the hell? Who then let us in here...", you didn't finish, as you lost consciousness. When you woke up, one of you wasn't there. "Well, that's good luck... We need to get out of here quickly," you thought. Will you be able to escape and stay alive? Who knows…