A man's body is found on Tähtitorninmäki in Helsinki. Palmu starts to investigate the case, but the scandalous newspaper story causes problems for the police.
The unlucky layabout Isarkar Keturi brings a criminal gang to heel with the help of his assistant Mikael. He frees Irma, the daughter of mining magnate Tömstet, from captivity and a forced marriage to Kurt. Irma achieves her dream of becoming a pop star, with Isaskar's help.
