What is your most prized possession? For Katherine, her most prized possession is the locket given to her on her seventh birthday. On a trip to San Francisco, California, the locket goes missing on the Golden Gate Bridge. Heartbroken, Katherine must come face-to-face with the reality that the locket is lost forever. When a seagull spots the missing locket, he quickly retrieves it and takes it back to his nest, hoping to return it to its rightful owner. Will the locket ever be reunited with its owner? Read along to find out and discover the greatest gift of all.