"What creatures lurk beneath the sea ice? Putuguq and Kublu-two siblings who can't seem to get along-are about to find out! On their way to the shoreline, Putuguq and Kublu run into their grandfather, who has a stern warning for the pair: always beware when playing on the shore, because you never know if a qalupalik, a mythical creature that kidnaps children, is lying in wait under the ice. Kublu is pretty sure their grandfather is just trying to...