Sister love and other crime stories

"Some sisters are good friends, some are not. Sometimes there is more hate in a family than there is love. Karin is beautiful and has lots of men friends, but she can be very unkind to her sister Marcia. Perhaps when they were small, there was love between them, but that was a long time ago. They say that everybody has one crime in them. Perhaps they only take an umbrella that does not belong to them. Perhaps they steal from a shop, perhaps they get angry and hit someone, perhaps they kill ..." -- back cover.