Palapan Kirsti
ylioppilas Eerikki Lind
Ville
Musta-Mikko
Palapan Kille
Palapan mummo
Hjördis
Emilia Johansson
Siiri
Heikki Anttila
Kaapro
Niilo
Keppo
Topi
Iivari
Kustaa
Heikura
Honkalahden patruuna
Aapeli
Toivo
Eerikki Lind, a young university student working as a sailor, falls in love with the beautiful Kirsti on the canal. The budding Midsummer romance between the young people is overshadowed by jealousy and the tragic love story of Kirsti's parents.