In his will, Assessor Walter Timelius acknowledges that he is the father of his former housekeeper Iida's child. The assessor's sister Agda does not accept her brother's illegitimate daughter Marja Kauria into the family. The jealous aunt is shocked when cousins Hans Timelius and Marja, who are studying together, fall in love with each other.
| Actor | Role |
|---|---|
 Helena KaraMarja Kaarina Kauria | Marja Kaarina Kauria |
 Eine LaineKarin Timelius | Karin Timelius |
 Salli KarunaMs. Agda Timelius | Ms. Agda Timelius |
 Emma VäänänenIida Karlsson | Iida Karlsson |
 Hugo HytönenWalter Julius Timelius | Walter Julius Timelius |
 Olavi ReimasHans Timelius | Hans Timelius |
 Paavo JännesProfessor Henrik Timelius | Professor Henrik Timelius |
| SSointu KouvoMary Bell | Mary Bell |
 Reino ValkamaPhotographer Mattilainen | Photographer Mattilainen |
| JJorma NortimoSecretary Veikkola | Secretary Veikkola |
 Kaarlo KytöDoctor Lind | Doctor Lind |
| EEinari KetolaPainter | Painter |
| JJoel AsikainenNot listed | Not listed |
| LLitja IlmariNot listed | Not listed |
| KKunto KarapääNot listed | Not listed |