McKenzie and Alexis travel to the Oregon Coast to complete a video report on Stellar Sea Lions. They choose to focus on Sea Lion Cave, home to nearly two hundred of the magnificent creatures year round. To make the girls' report even more interesting, this year, Susie -- a favorite sea lion at the cave -- has given birth to two pups. But a shadow is cast on the girls' trip when the two pups disappear and the cave staff doesn't have a clue as to their whereabouts. Will the Camp Club girls be able to solve the mysterious disappearance of the sea lion pups?
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