David Wilde is saved from drowning by little Betty Grey, daughter of a Florida fisherman. She has her father bring him to their cabin where he is cared for until fully recovered. David and Betty become great friends. They go for long walks on the shore and often, when they atop to rest, David writes the words, “I love you,” in the sands. Then the time comes when the boy feels the call of his own kind and knows he must return to the city. He bids the girl goodbye and promises to come back, some time. Days pass. Betty waits for a letter from David, but it never comes. She does not know he has forgotten her and is engaged to his old sweetheart, until one day, she reads that he is at a local hotel, visiting his intended bride and her parents. Heartbroken, Betty tells herself that it is not true. She rushes to the hotel and there witnesses a love scene between David and the rich girl he is to marry. She needs no further proof. With dragging feet and aching heart, she starts to return to her cabin. And in the sands she comes across the words. “I love you,” written by her lover who forgot. Falling on her knees, she flings herself across them and sobs out her grief, alone!