Alexandra Fuchs is an inventor, she had a company with her husband,but all went wrong.Her husband left her with two children and also important debts.Alexandra is quite desperate and needs a job.By chance the owner of a laundry offers her a job in his laundry.One day she attends the mysterious Gregor Sand, a man who loose some years ago his fiancee some days before their marriage and who left a nice yellow dress of his future spouse in the laundry.She found money in a pocket of a suit and gave him back the money.They begin to speak together about dogs.Then they meet again and spend a pleasant moment together.In a last attempt to get a patent Alexandra meets a old school friend Fiona who is patent agent.Some days later she discovers that Fiona is betraying her.