High school student who becomes an orphan after her mother's death. Rejected by her alcoholic father, she wanders to a train station where she encounters Robi's aggressive teen group before being taken to the police and eventually rescued by her orphanage teacher.
The teacher acts as Mari's institutional rescuer and caretaker.
Tauri assumes direct responsibility for Mari's care and supervision.
Robi leads the hostile teens that forcibly transport Mari to authorities.
Katrin exerts social control over Mari and other girls.
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