Is it just an old trunk or is it a treasure chest? Who is the mysterious stranger dressed in black? And . . . who is Marty Blitzman? These are the questions Sammy and Brian must answer in order to solve the mystery at the Long Retirement Community at Highland in Lancaster Co., Pa., where the suspects are plentiful. Book #22 in the "Sammy & Brian Mystery" series." (118pp. Author, 2014.)