Wealthy Helena Mears hires Peter Gunn to investigate the disappearance of her young sister Katie. Pete learns that Helena, lonely and jealous of Katie's popularity, has met an amorous but unscrupulous Latin who has been secretly seeing Katie.
Wealthy Helena Mears hires Peter Gunn to investigate the disappearance of her young sister Katie. Pete learns that Helena, lonely and jealous of Katie's popularity, has met an amorous but unscrupulous Latin who has been secretly seeing Katie.
