Returning home late in the evening, the person found an advertising flyer in their mailbox. 'Are you sad and lonely? Call us at 666-666-66 and summon a demon. The whole spector of sins is at your feet!"

When the clock struck midnight, and the apartment was plunged into darkness, the person could not sleep. Just one call..

There was a beep and reset at the other end of the line. After a couple of seconds, a black shadow appeared in the room.

"Bored, mortal?"