Behind the locked doors of a mental institution resides crooked politico Judge Drake, free from prosecution so long as he pretends to be crazy. To get the goods on Drake, private detective Ross Stewart has himself committed to the asylum as a patient. Meanwhile, reporter Kathy Lawrence, posing as Stewart's wife, acts as his liaison to the outside world.

Pursued by the big-time gambler he robbed, John Muller assumes a new identity—with unfortunate results.