Mystery P.I.: Portrait of a Thief is an Adventure, Puzzle, Hidden Object, and Single-player video game for Nintendo 3DS developed by Black Lantern Studios, Inc. and published by PopCap Games, Inc. The game challenges the player to find and solve the strange but complex mystery to expose an artful thief. In the game, the player acts as the world famous private investigator, where he is known for solving complicated cases. According to the storyline, the priceless paintings have been stolen from the collection of Kensington Billingsley. The player is called to investigate the matter and find the thief to retrieve the valuable painting. There are a series of challenging levels, and the primary job of the player is to find and collect listed items and add in his inventory to use when need to solve the tricky puzzle. The player has an opportunity to unleash his inner abilities and solve several cases to become the world’s best investigator. Additional levels will be unlocked as the player progresses, with increasing difficulty. With addictive gameplay, superb mechanics, and brilliant controls, Mystery P.I.: Portrait of a Thief is the fascinating game to play.