Episode 1 is free on the PlayStation Store!

Blue Toad Murder Files: The Mysteries of Little Riddle is a four player co-operative episodic downloadable video game available for PlayStation 3 and PC. 

Set in the sleepy village of Little Riddle, the main aim of the game is to follow clues to find the guilty party.  Along the way you'll also encounter a variety of different and challenging puzzles which help you move through the peaceful world of Little Riddle.