Secrets Beneath The Surface The World Hides More Than You Think The world is full of secrets. Some are hidden in dusty books, some deep under city streets, and some… are locked away inside you. The Sisterhood Sleuths™ know this better than anyone. Chloe and Lily Hastings never planned on becoming detectives. They didn’t dream of decoding ancient maps or chasing criminals through foreign streets. But when a mysterious black stone arrived in their quiet town of Upland, Califo

Cathy Warshaw As a writer, there’s nothing more thrilling than crafting a story that’s packed with adventure, mystery, and heart-and for me, that story is the Sisterhood Sleuths™ series. From the first clue in The Obsidian Eye to the underground twists of Whispers in the Catacombs, I’ve been immersed in a world of international teen and young adult spies, secret societies, and empowering female leads. Each character is unique, quirky, and unforgettable-and as I write Book 4,

Sisterhood Sleuths™ Series Book 3 Swiss Enigma - Book 3 If you thought The Obsidian Eye and The Land of Promise had you hooked, The Swiss Enigma will steal your breath and your weekend. This is the one you’ll read in a single sitting, gripping the pages as if your life depends on it. 📍 Set against the snowy peaks and shadowy vaults of Switzerland, this heart-pounding thriller dives headfirst into a world of encrypted ledgers, ancient codes, and a financial conspiracy that sp