A Minute-of-Mystery | Mr Clue’s Cliffhanger A Minute-of-Mystery | Mr Clue’s Cliffhanger Content Lab’s Virtual Murder Mystery A Minute-of-Mystery | The Poisonous Mr Clue Posted in Minute-Of-Mystery A Minute-Of-Mystery Mr Clue’s Cliffhanger The Menacing Magician Mr Clue is at it again and he’s ramping up the stakes at the Fourhills Casino. Today’s mystery is a cliff hanger… literally. About SA Murder Mysteries We host interactive events that help people connect and have fun.