The series “Girl Detective Agatha Mystery.”

Endowed with amazing instincts and a phenomenal memory, Agatha Mystery dreams of becoming a writer. But that’s in the future, but for now she’s just an excellent detective! Together with her hapless cousin Larry, a detective school student, she travels the world to solve the most perplexing mysteries. And they are helped by a devoted butler, a mischievous Siberian cat and many eccentric relatives.

Haunted Christmas Eight members of the Mystery family are invited to celebrate Christmas in a magnificent grand hotel located in mountainous Switzerland. What could be more romantic? Guests are promised a warm welcome and all kinds of entertainment. But upon arrival, Agatha, Larry and Mr. Kent learn that the owner is not at home (no Internet), the mountain roads are snowy, and the ancient castle, converted into a luxury hotel, hides many secrets. Mysterious incidents, mysterious disappearances, amazing discoveries and heavy objects fall on the guests’ heads like snow on the Alps. Fun quickly turns into adventure!