Moonmist

Moonmist is an interactive fiction computer game written by Stu Galley and Jim Lawrence and published by Infocom in 1986. The game was released simultaneously for many platforms, including the IBM PC, Apple II, Amiga, Atari ST and Commodore 64. It is Infocom's twenty-second game. Galley and Lawrence previously wrote Seastalker for Infocom. The player's character is a young detective, asked by friend Tamara Lynd to investigate her new home of Tresyllian Castle in Cornwall, England.