"I'll bet Mom's told you all about the family mystery," said Belle Newberry as she pushed her windblown hair back in place. "What mystery?" asked Della Street, with a quick glance at Perry Mason. "The disappearing portrait. Mother packed my autographed picture in Dad's bag and locked the bag. When they unpacked, my picture was gone and someone had inserted a picture of Winnie Joyce, the actress." "You don't take it seriously?" Mason inquired. "Me? I don't take anything seriously." Of course that was before the murder - if it was a murder...