It was just before lunch when Dr Joel Evans rang the Gibbs' doorbell and Penny Gibbs did a strange thing.. She sent Freddy to tell Joel that she wasn't home. Joel had come to remind Penny that they had an important date the following night and he was going to pick up her up at 7pm. But the following day, Penny left the house early in the morning and it's now 6:30pm, and Penny has still not come home...