Based on the collection of letters by Ozaki Hidemi, who was implicated in the Sorge spy incident, the film depicts the bond between a husband and wife who remain loyal to their love despite being called traitors, Ozaki (played by Sakazaki in the film) is played by Mori Masayuki, and the daughter is played by 16-year-old Asaoka Ruriko with fresh freshness.
| Actor | Role |
|---|---|
 Hisako YamaneNot listed | Not listed |
 Masayuki MoriNot listed | Not listed |
 Ruriko AsaokaNot listed | Not listed |