Su-young, a police detective who went to prison for someone else, is surprised when a mysterious woman named Yoon-sun arrives to collect her on her day of release. As she…

In the ultimate test of marriage, an agent-turned-househusband gets tangled in a perilous mission with his detective wife, who’s clueless about his past.

A group of unlikely heroes from across the Korean peninsula try to save the day after a volcano erupts on the mythical and majestic Baekdu Mountain.