New York City, 1924: the height of Prohibition and the whole city swims in bathtub gin. Rose Baker is working for her bread as a typist in a police precinct on the lower East Side. Every day she transcribes the confessions of gangsters and murderers. When the captivating Odalie begins work at the precinct Rose finds herself falling under the new typist’s spell – as do her bosses. As the girls’ friendship blossoms, Rose’s fascination for her new colleague turns to obsession. But just who is the real Odalie, and how far will Rose go to find out?