Bricklaying in a park is not the pastoral interlude Jack hoped for. Possibilities of love with Liz, who runs the greenhouses, are thwarted by Ian, the bullying park manager, who has his own schemes afoot. Or there’s Rose, Liz’s sister, made homeless and sleeping secretly in the bowling green pavilion. But for the park workers, it’s all hands on deck as they prepare for the coming of the Mayor. Until murder intervenes, with Jack too involved.