Frank Mellor has promised Eddie King that he could rent his Aunt Mattie's cottage when she died so that Eddie could marry his girlfriend Brenda, but in stead Mellor has put the place up for sale. When the cottage is auctioned off to Martin Shepherd and his wife the house gets vandalized. A peeping Tom is at work on Lapwing Lane where Brenda lives, and Eddie gets under suspicion for both that and the vandalism. Although Nick's father died during the war his mother Ruby has decided that her life definitely is not over and like a big, white shark she tries to sink her teeth into sergeant Blaketon. When she fails she goes back to London and Kate's Aunt Eileen moves in with Nick in her place.