Spot hidden clues to find the rightful heir. It takes a keen set of "private eyes" to identify the heir in this interactive detective story. Mystery Case Files: MillionHeir presents a new generation of seek-and-solve games for a new generation of Nintendo DS owners. Whether you like to play for minutes at a time or hours a day, Mystery Case Files: MillionHeir has your game experience covered.Shortly after returning from six months on his ultra-plush yacht visiting the far reaches of the globe, eccentric millionaire Phil T. Rich mysteriously disappears from his mansion and is presumed dead. Hired by Mr. Rich's estate, a highly skilled Master Detective is brought in to solve the case and find the rightful heir to his fortune.