William Leo

The physician Dr. Deruga is suspected of having poisoned his wife out of greed. She died after naming Deruga, poor and in debt, the sole heir in her will. There are a lot of people willing to testify against him in court, including Marta, the dead woman's best friend. Only his niece Mingo believes him to be innocent and goes out on her own to prove it.

Dietz' relatives are horrified to discover that Dietz, the son of a wealthy merchant, is planning to marry an actress, who is known to appear in rather daring roles. Dietz finds a way to escape from a gathering over coffee, during which he's supposed to be introduced to "decent ladies". After all, his great love is waiting for him somewhere else.