The Unseen Ear is a novel written by Natalie Sumner Lincoln and published in 1921. The story revolves around a young woman named Doris who is left an orphan after her parents die in a tragic accident. She is taken in by her wealthy aunt and uncle, but soon realizes that they are not as kind as they seem. Doris discovers that her aunt and uncle are involved in a dangerous plot to steal a valuable inheritance from her. With the help of a private detective...