Chinese detective Charlie Chan (Sidney Toler) solves a murder linked to the occult. This movie had an alternative title: Meeting at Midnight.

In the middle of a pictorial lecture on his recent expedition to the Mongolian Desert, Dr. John Benton,the famous explorer, drinks from the water bottle on his lecture table, collapses…

When a wealthy heiress discovers the terrible family secret that has been hidden from her since birth, her world is turned upside down.