Katharina's husband isn't coming home for the weekend--again--so she's on her own. When their chaotic daughter Helli has a nosebleed, Kat has to dash off to school to pick her up. Then their son, Alex, announces he's bringing his new girlfriend home for the first time. Kat's best friend from college is coming around tonight too, and she's wondering if she should try to seduce him-but first she needs to do the shopping, the vacuuming and the laundry,...