Minute-Of-Mystery | The Calling Card Minute-Of-Mystery | The Calling Card Solved | Who Is The Creepy Stalker? Minute-Of-Mystery | The Plane Crash! Posted in Minute-Of-Mystery Your Minute-Of-Mystery The Calling Card Policeman Peter must stop a thief who leaves no clues except their calling card, a random potted plant… Your Minute-Of-Mystery is a quick shot of fun, sent every Friday. About SA Murder Mysteries We host interactive events that help people connect and have fun.