A 1918 film directed by Charles Miller.
Nora O'Brien leaves Ireland to visit her brother in America. On the trip she suffers a concussion, and soon is mistaken for another Irish girl named Nora who is on her way to visit her aunt in the US, Mrs. Watson, who has not seen her niece in many years. Nora, still somewhat dazed from her injury, is taken to the Watsons' home, and when Mrs. Watson's son Jack returns from college, he falls in love with her but cannot express it to her because he believes she is his cousin. Complications ensue.
A former Annapolis cadet is thrown out of the Naval Academy for cheating on an exam. Of course he was framed, but he must enlist in the Navy to clear himself. Meanwhile he and his sweetheart search for a buried treasure on Lost Island, which everyone is after.
