Relentless Software (Buzz! series) announced that it's giving away the first PlayStation Network episode of Blue Toad Murder Files: The Mysteries of Little Riddle for free in North America, Europe, Australia, and New Zealand this spring.

From April 18 to May 3 in North America (and between April 13 and 27 in Europe), users an download the Episode 1 of the British murder mystery game (which has support for PS Move), and purchase the remaining five episodes for $9.99 / £7.19 / €8.99.

The developer explains the premise of the one-to-four-player co-op game:

"Blue Toad Murder Files is set in the quintessentially English village of Little Riddle where murder is in the air. As one of the famous Blue Toad detectives you solve puzzles, interrogate suspects, use your powers of observation and investigate clues to uncover the strange goings on in this quaint and sleepy village.

You and your fellow detectives are taking a welcome break in Little Riddle following a particularly gruelling investigation. Whilst exploring the village - someone is shot right in front of you! Dum-dum-daaaaaaa! A suitable case for the Blue Toad detectives, so a new murder file is opened and you decide to stay in the village to solve the crime, much to the annoyance of the village’s Chief Inspector."

Blue Toad Murder Files: The Mysteries of Little Riddle promises more than "90 puzzles, whodunnits, and cross-examinations," the opportunity to play as one of four unique characters, and "a thrilling cliff hanger" at the end of every episode. You can learn more about the title here.