The Inventive Lady(2013)

Original title: Die Erfinderbraut

After a failed relationship, Alexandra Fuchs does not want to meet men anymore. But when she meets her new job in a shy businessman Gregor, she can't escape to his charm. It also has a creative hobby that eventually takes off with a knife indefinite durability for fresh food. A patent lawyer, Fiona, a former classmate should help. But Fiona plays a double game, invents his own and also has its eye on Gregor.