"Aquí comienza el relato de una increíble aventura: la de un grupo de niños que decidieron imitar a los cruzados y emprendieron un sorprendente viaje" -- Page 4 of cover.

When a pirate gets shipwrecked on Mouse Island, Geronimo Stiltonoot and his family offer to help the stranger look for a hidden treasure.

May, 1915. Alfie and his fisherman father find a girl on an uninhabited island in the Scillies-- injured, thirsty, lost-- and with absolutely no memory of who she is, or how she came to be there. She can say only one word: Lucy. Is she a mermaid, the victim of a German U-boat, or even, as some islanders suggest, a German spy? Only one thing is for sure: she loves music and moonlight, and it is when she listens to the gramophone that the glimmers of...

The journey begins on a ship at sea in 1766, with a boy named Billy Marvel. After surviving a shipwreck, he finds work in a London theatre. There, his family flourishes for generations as brilliant actors until 1900, when young Leontes Marvel is banished from the stage. Nearly a century later, Joseph Jervis runs away from school and seeks refuge with a reclusive uncle in London. Albert Nightingale's strange, beautiful house, with its mysterious portraits...

"On the remote isle of Rosevear, Mira, like her mother before her, is a wrecker, one of the seven on the rope who swim out to shipwrecks to plunder them. Mira's job is to rescue survivors, if there are any. After all, she never feels the cold of the frigid ocean waters and the waves seem to sing to her soul. But the people of Rosevear never admit the truth: that they set the beacons themselves to lure ships into the rocks. When the Council watch lays...