The MS Deutschland crew welcomes it new doc, Wolf Sander. He watches over a terminal cancer-diagnosed passenger, who hopes for reconciliation with his last relative, estranged daughter and ship waitress Nina. Marek Hoffman brought his life-withdrawn daughter Greta, traumatized by witnessing her grandmother's death, hoping for a kick-start when she 'accidentally' meets he substitute-grandma they selected by ad. The entertainment staff must much a bitterly broken-up singer sisters duo and their pianist.