Professor of psychiatry and famous writer Dan Forrest, who came to London from the USA, is assigned to accompany the charming publishing employee Helen Stewart at all protocol events. As soon as he saw Helen, Forrest lost peace. She, in turn, also did not remain indifferent to the young interesting American. But Helen desperately resists the feeling that has arisen, because she considers herself unworthy of Forrest. Helen is constantly tormented by fears associated with her past, but she categorically refuses to reveal to Forrest the secret that is tearing her heart apart.