Through the Dark plot
"She found love in an amazing and thrilling manner in this compelling story that shoots across the screen in a blaze of action-Packed with dramatic punches, thrilling romance and delightful humor."
During an inmate uprising at San Quentin State Prison, Boston Blackie makes a lightning escape. He is helped by Mary McGinn, after which they are chased by the prison guards. Mary is a schoolgirl, unaware that her brothers are outlaws. She is expelled from school. Blackie rejoins his gang and takes refuge in Mother McGinn's house, where he meets Mary again. Mary then tries to straighten Blackie out. Will she succeed in this?