Essex, 1977. Beverly is hosting, the alcohol is flowing, Demis Roussos is on the record player and the cheese and pineapple cocktail sticks are ready to go. Queen of the castle in her suburban semi, Beverly and husband Laurence welcome new neighbours Angela and Tony round for drinks. Sue from next door is invited too but the real party is happening back at her place, as Sue’s teenage daughter Abigail can’t seem to keep the racket down. Awkward small talk quickly descends into inappropriate flirtation and marital disputes: a soiree from hell, but it’d be rude to leave…