Toadie comes home and is surprised to see a policeman talking to Sarah, Joel and Sally. They explain they saw a guy at the window, and when Sarah checked it out she saw a weirdo with a cap. The policeman says they will be increasing surveillance in the area and asks Sarah to keep a journal of the dates and times of these episodes and to ring him if she remembers anything else. The policeman leaves. Joel and Toadie say that Sarah shouldn't ever be alone in this house, Toadie doesn't think the police are doing enough about it. Joel wishes he managed to catch the guy. Sarah takes a seat, obviously still shaken by the incident.
Susan and Karl open anniversary presents, matching dressing gowns. Susan is happy for them to have a quiet family dinner later as she has a meeting after school. Libby asks to borrow Susan's car, Libby starts to list all the things she needs the car for, and Susan agrees. She says she'll need someone to pick her up after her meeting, so Karl offers. Billy and Libby share a pleased look.
Toadie asks how Sarah is doing. She says fine, but she can't believe anyone she knows would do this to her. Toadie suggests she take the day off, but Sarah would feel safer at the hospital than here. Joel returns from the shops, he's bought a mobile phone for Sarah. Sarah says this is so sweet, and thanks them for thinking of her.
The Coffee Shop
Billy tells Anne about how his plans have come to fruition, and his parents don't suspect anything. Susan asks who they're talking about, Billy jumps and tells his mum not to sneak up on him. Anne wishes her a happy anniversary. Billy talks up the hand crafted frame he made as an anniversary present. Susan tells them not to be late for school.
Billy and Anne sit down to have lunch, he says well done to Anne for putting Susan right off the scent. Anne questions Billy on the plans for tonight, Susan said she just wanted a quiet meal at home, not the entire neighbourhood. Billy thinks she'll have a ball.
Sarah is cleaning in the waiting area, and jumps when Alex starts speaking to her. He apologises for scaring her and asks if she's avoiding him. He asks if she minded seeing him with Karen, and if she hates the sight of him or wishes he was dead. Sarah tells him not to be silly. Alex asks a patient, Richard, if he's ready for the appointment. Richard jumps up, looks around shiftily, and then says he's ready. They head through.
The Coffee Shop
Libby asks Mike about the essay she wrote last week, Mike gives a bit of a blank stare and then says he didn't have a chance to look at it. Libby knows he was marking last night, and he shouldn't worry about giving criticism. Mike says it isn't that, he just thinks it gets messy when work starts spilling over into their free time. He says other students would see him after lectures to get one to one tuition, so he asks that they leave uni at uni. If she has a question about an assignment she should make an appointment with him like anyone else. Libby seems disappointed. She tells Mike her parents thanked him for the champagne he got them. He says he can't make it to the party tonight as he has to look after the kids while Victoria is at work. He says he'll come around after Victoria gets home.
Sarah is in the store room putting away supplies, when she sees a figure at the door. The door opens and it's Alex. He tells her they should go to the kitchen to have a drink, and he wants her to tell him what's going on.
Erinsborough Hospital Kitchen
Sarah has told Alex what is going on. Alex talks about the biggest stalking offenders are ex- partners, and then there are intimacy seekers. You don't even need to know them, sometimes they just decide that they love you and you love them. Alex knows he hasn't been much comfort and tells Sarah she just has to wait until whoever it is reveals themselves to her. Most stalkers want their victims to know who they are. Sarah doesn't want to see him, she wants the police to catch him and lock him up. Alex doesn't want her to change aspects of her life because she's scared because then the stalker has won. Alex says Sarah can call him any time she feels scared. She appreciates it.
The Coffee Shop
Harold shows Madge the cake he made for Karl and Susan's anniversary. They quickly hide it under a dishtowel when Karl enters. Madge gives Karl his sandwich order, saying it costs $2. He's surprised it's so low, she covers by saying she'll work it out later, she's flat out at the moment. Karl asks Harold about the cake he saw here last week. It was called 'Island Surprise' but Madge says they're out of it today. Karl says he just wanted to remember its name. As Karl leaves they lift the dishtowel and discover some of the icing has come off. Harold says he can fix it.
Anne is looking at the banner she's been working on, and asks Ruth how many T's are in congratulations. Anne has spelt it correctly but she's been staring at it for so long it was starting to look wrong. Phil practises his speech with them. Ruth says it sounds sincere. Phil isn't sure about this party, but Anne says Billy thinks they'll like it. Ruth thinks Karl and Susan will put on a brave face, but she doesn't know how she'd feel having a public fuss after everything.
As Billy is seemingly getting things ready for the quiet family dinner, Karl asks Billy if he knows when Susan's meeting was due to end. He gets a call from Susan, who says she's having drinks so they could be a bit of time. Karl heads out to meet her. Billy tells him to take as long as he needs, an hour if need be. Karl doesn't think it will be that long. After Karl leaves, Billy rushes to the phone. He says five minutes for dad to get away then the coast is clear, party time!
Joel shouts on Toadie to hurry up, he doesn't want to be late and miss the surprise. He and Toadie have agreed to take shifts staying here with Sarah. She tells them both to go, she'll lock the doors and she'll have her phone to call them. Sarah insists they go as she wants some time by herself. Sally suggests they come by every hour or so to check how she's going, and Sarah agrees. As they head out, Sarah locks the door.
The guests are standing around when there is a knock at the door. Anne quickly lets Joel, Sally and Toadie in.
ANNE: Hey. Hurry up, we don't want them to see you and guess what's going on.
TOADIE: Why, they'll just think I was coming to see Bill.
PHIL: In that shirt?
TOADIE: Why, what's wrong with this shirt?
MADGE: That's not a shirt, that's a fruit salad.
Billy gets off the phone from the school, Karl and Susan left ages ago. They don't know where they are. Toadie and Joel are worried about Sarah, but Sally says that Sarah wanted some time on her own. Joel introduces Libby to Sally. Joel asks where Libby's boyfriend is. Libby says he's coming later and offers them a drink.
Karl is standing by his car and gets off the phone. He says the tow truck will be here in 10 minutes.
SUSAN: This car is cursed, you know that. It's been nothing but trouble since day one!
KARL: When I think of the bucket load of money I have thrown at Lou to repair this vehicle, the least they can do is get it home. I'll be having some very strong words with Lou Carpenter.
SUSAN: You can't blame Lou for the car, it's a lemon!
KARL: It's not a lemon!
Susan says they'll have to agree to disagree. Susan says that Billy's gone to all that trouble to cook dinner and it'll be completely ruined. Susan asks them to try home again. Karl's tried and they're engaged, probably calling search and rescue. Karl tries again but it's still engaged. Susan gets out the car and suggests they call a taxi and leave the car, but Karl doesn't want to leave it. Susan angrily sits back down, slamming the door. Karl asks her not to slam the door, and Susan gives him a scornful look.
Billy tells Madge and Harold that the phone is either engaged or switched off. Harold has suggested that they might have stopped off for a bite to eat, but Billy says they knew he was cooking dinner. There's a knock at the door.
PHIL: That'll be them!
TOADIE: Yes, that's why they're knocking on their own door.
PHIL: Oh good point. Didn't think of that.
Libby answers to Mike, telling him that Karl and Susan are missing. Anne looks out the window and sees them arriving from a taxi. As the guests hide, they hear Karl and Susan approach the door, arguing loudly about the car. As they walk in the door everyone shouts surprise! Karl and Susan are shocked to see everyone, but quickly start smiling and laughing while they greet the guests.
RUTH: I was really worried that you'd be upset.
SUSAN (laughing): I just wish I made a more gracious entrance.
KARL: I didn't know we brought our children up to be such good liars.
SUSAN: Elizabeth, come to me right now!
Susan hugs Libby. Harold congratulates them on 25 years of marriage. Madge wishes they could see their face when they walked in, priceless. Susan and Karl look to each other.
Sarah walks over to the window and looks at the party over at the Kennedys. She gets a call but seems reluctant to answer it. She eventually answers and looks scared.
Toadie and Joel are planning to check on Sarah when Madge arrives with the cake. Phil gathers everyone around and they toast to Karl and Susan. There's a knock at the door. Karl and Susan are laughing as they go to answer it together. Opening the door, they are shocked to see Sarah.