When a mysterious creature starts scaring the chatty town of Rumorridge, only Frida asks more questions. With her detective hat, trusty notebook, and a nose for nonsense, she's sure to crack the town's monster mystery. Things quickly get serious when strange footprints appear and the town’s prized pigs go missing. Questionable monster traps and the mayor's new rules only add to everyone's nervousness. But when smelly clues mix with stinky lies, Frida builds a clever trap of her own.