As the "Christina" steams north, Libby discovers that a talented Austrian passenger's treasured violin has been stolen. Determined to find the thief, Libby, Caleb, and Jordan scour the pawn shop--to no avail. Will the friends' last days together be shadowed in sadness?
When winter draws near, how will the Christina escape the untimely, fast-approaching ice storm? In the dark of night come the rapid strokes of the ship's bell, dense fog, and the slap of paddlewheels against water--and then the whistle screams a warning...