The letter came in the post in sunday. I heavy cream envelope sealed with golden wax. Still hot to the touch.

In it, leaden black script, which read

You are crdially invited to attend a salon hosted by his majesty Hades in the depths of the underworld. The attire is cocktail.

On the day of the salon, a map appears in the post. The map leads to a river, on too of which bobs a boat. You surrend...