A wonderful adventure in a ruined lighthouse cut off from everything and surrounded by raging ocean, about mysterious creatures deep in the ocean and family secrets.

Sure, Roanne loves horror novels, but that’s no reason to send her to a dilapidated lighthouse for the summer. Besides, she doesn’t even know her Uncle Kierzic! As soon as she arrives, Roanne is determined to leave this deserted heap of pebbles as soon as possible. Especially because in the nearest village, they say that shipwrecks take place on nights with a full moon. Just then, a fishing boat goes missing. And what is Roanne to make of the child’s voice that calls out to her every night? As time goes by, Roanne begins to wonder if Kierzic isn’t a vampire…