Cassandra Dodd and her boyfriend, CIA Agent Benjamin Stills, are escaping on a well-deserved, romantic vacation. Sure, the trip came about because Cassie was required to do in-person research in the small town of Eden, Colorado; but the rental home in a historic old mining town, an unexpected snowstorm, a fireplace and a stunning mountain view are an immensely welcome reprieve.However, when an avalanche inadvertently embroils them in an unexpected mystery, romance is forcefully pushed onto the backburner. It's a race against time as Cassie and Stills dig through an insurmountable mountain of hidden history to save their lives before the snow is cleared.