When the trainee pilot and her mortally wounded gunner are shot down, they crash land on a nearby planet. An enemy craft offers the chance of spare parts to fix her ship, but then she spots another survivor - an enemy alien soldier with no intention of letting her escape.
Our hero Colin is bitten by a zombie; he dies and returns from the dead. We follow him as he wanders through suburbia during the throes of a cadaverous apocalypse.
Despite their age difference, Lesbian couple Olivia and Alex are very much in love. But as the question of pregnancy rears its head and their neighbour John befriends them, they both start making some truly disastrous decisions.
The main narrative follows youngsters Al and Olive and their respective journeys towards saying those three words for the first time. However, the story is interspersed with inputs from different couples in evidently very different relationships.
When a new teacher arrives at school he finds students that are extremely well behaved and soon uncovers a special class of very young children forming a hive mind, keeping the students and teachers calm and focused with murderous results.