Ellery Queen's Operation: Murder

Ellery Queen is faced with the most difficult case in his career. And he is turning to you for help. This you-solve-it video mystery lets you solve the murder of who killed Abby Doorn.Ellery Queen is faced with the most difficult case in his career. And he is turning to you for help. This you-solve-it video mystery lets you solve the murder of who killed Abby Doorn.Ellery Queen is faced with the most difficult case in his career. And he is turning to you for help. This you-solve-it video mystery lets you solve the murder of who killed Abby Doorn.