Thea Stilton and the Ghost of the Shipwreck (Thea Stilton #3)

What is Jasmine's Heart?There's
a haunted shipwreck off Whale Island and a rare diamond was lost when
the ship sank. When the Thea Sisters' biology professor disappears, the
mice have to dive deep into the ocean to find him - and hopefully
recover the priceless jewel! And just when they think their adventures
are over, the five mice are invited to China to search for another lost
treasure!Meet the Thea Sisters!Nicky is always in a good mood when she's outdoors.Colette is energetic and full of great ideas.Pamela is a peacemaker who can't stand arguments.Paulina loves travelling and helping other rodents.Violet is detail-oriented and always open to new things.