He doesn't know where he is, feels numb. Slowly, outlines begin to emerge: a room, a lot of technology, no windows. A buzzing sound. The floor sways. Commissioner Danowski is in the gondola of a wind turbine. In the sea. Opposite him on the floor is an unknown woman. Between them are supplies for a few days and a note: "All answers are here." Piece by piece, Danowski's memory returns. To the lighthouse children. To a murder investigation involving friendship, family, and betrayal, which forces him to confront his own past...