Faith Trumbull is in love with Continental Officer Captain Strong, but her father, a Tory, will not countenance the match; he wishes to make an alliance between her and British officer Blent. Strong, coming to the house, sees through the window that Trumbull and Blent are consulting papers which he fears contain some plot against the Continental army. When be attempts to secure the papers he is captured, but escapes, with Faith's help. Pursued by the British, Strong reaches the home of Faith's friend Betsy Ross, who is engaged in making the first American flag but takes time to conceal Strong in a chest. Trumbull and Blent bury the papers, but Faith watches them and secures the documents. She is startled to find plans of the Continental camp and particulars for the capture of General Washington. Faith hastens to Washington's headquarters and gives the general timely warning. She then proceeds to Betsy's house. Meanwhile Betsy has gallantly driven away Strong's pursuers with a musket, and when Faith arrives Betsy secures a minister, The minister is ready to perform the ceremony when he calls attention to the fact that another witness is necessary. At that moment General Washington arrives to learn of the progress of Betsy's work, and he gladly consents to act as a witness, together with Betsy.