Hidden Mickey 5: Chasing New Frontiers follows Disneyland cast member, Blain Walters, as he and a beautiful Swiss visitor to Disneyland, Missy Johansen, stumble upon a decades-old, lost wallet. The wallet holds the key to a forty-four-year-old mystery of lost, stolen money and Walt Disney's legendary and mysterious red-diamond pendant. While Blain and Missy follow a trail of lost clues, they also find themselves wanting to follow their hearts as they find a real connection with each other. Adding to the intrigue, Blain is unaware that Missy is in reality—and incognito—the rising international pop star from Switzerland, Malaysia Hosiner. Where do the cryptic clues lead the young couple? How long can Malaysia keep her true identity a secret? And, who else seeks the long-lost Disney fortune?