When Coast Guard Captain Tom Norris, at Point Lobos, Maine, save Natalie Aldridge from drowning, a romance blossoms much to the dislike of Carlton Aldrich, Natalie's uncle, who wishes her to marry Lonsdayle. In spite of her uncle, Natalie and Tom are married and live in a small cottage near the Coast Guard station, and Aldridge ignores them. Tom is assigned to capture the oyster pirates and does so, but the pirate leader escapes and plans to keep Tom from testifying against his men by kidnapping Natalie.