The linked circular beds of the chain garden, bright with summer colour, present a charming picture - unless you understand the coded language of flowers.

Guilt-ridden at the number of men dying in her father's mine, Grace Dameral works hard to help the village's bereaved families while caring for her frail mother and preparing for her brothers' homecoming.

The arrival of Edwin Philpotts, a former missionary, ignites a dramatic sequence of events that lay bare long-buried secrets. But why has Edwin returned to Cornwall, and how will Grace respond to his shocking confession?