Ethan and Violet are set to travel in different directions yet a common interest undeniably entwines their destinies.

Dr Lucien Blake left Ballarat as a young man. But now he finds himself returning to take over not only his dead father's medical practice, but also his on-call role as the town's police surgeon, only to find change is afoot, nothing is sacred, and no one is safe.

When a solar eclipse sends a colossal blast of super chilled air towards the earth, it then sets off a catastrophic chain of events that threatens to engulf the world in ice and begin a new Ice Age.