The Thea Sisters are five students at Mouseford Academy on Whale Island. They are adventurous, lively, fun mice and they want to become journalists someday. Between lessons and friendship, life at Mouseford Academy is incredibly fabumouse! The Thea Sisters and some friends decide to start a school newspaper. But when Colettes diary goes missing and sports reporter Nicky witnesses a suspicious finish during the Iron Mouse Games, the five mice have to put their reporting skills to work solving both mysteries. Can the Thea Sisters come up with the answers and make their deadlines for the paper too?