As the storm traps everyone inside the remote ski resort, the detective presses forward with his investigation into the guest's death by discreetly questioning those stranded with him and his daughter. His careful inquiries bring to light concealed motives and past misdeeds among the group that deepen the mystery. At the same time, fragments of his own earlier life come to light and intersect with the case. Suspicion begins to shift toward him as he works to identify the responsible party amid rising tension.
