Thea Stilton and the Lost Letters

Its place in Thea Stilton

Thea Stilton and the Lost Letters is book 21 in the Thea Stilton series. It follows Thea Stilton and the Missing Myth. It is followed by Thea Stilton and the Tropical Treasure. See the full Thea Stilton reading order.

Thea Stilton is Geronimo's globe-trotting sister -- a special correspondent for The Rodent's Gazette who would rather be jumping out of a plane over the Amazon than sitting at a desk. Where Geronimo's own series sends a reluctant hero into adventure against his will, Thea's spin-off flips the formula: she's the one seeking out danger, alongside the five students of Mouseford Academy known as the Thea Sisters -- Colette, Nicky, Pamela, Paulina and Violet -- who travel the world solving mysteries, chasing legends…