The Upturned Glass

After sparing the eyesight of a young patient, Dr. Michael Joyce falls in love with the girl’s grateful mother, Emma Wright (Rosamund John), whose husband has been absent for years. When her man returns unexpectedly, Emma reluctantly ends the affair, only to be killed in a mysterious fall. Using his surgical skills to trace the killer, Michael begins his own investigation but has no intention of handing the murderer over to the police. (official distributor synopsis)