Desc: De Ware Jacob: Directed by Egbert van Hees. With Joop Doderer, Manfred de Graaf, Bruni Heinke, Adriënne Kleiweg. Businessman Bob is meeting call girl Mimi in a hotel room, but finds shy Karen much more interesting. So he asks Hotel manager Jacob if he can swap rooms, leaving Karen's even more timid computer date Dick to meet the call girl. But instead of her, Bob's wife Liesbeth shows up.