Kat takes her outdoor women's group to a forest. She will teach them the basics of logging. As they move into the forest, they find a woman chained to a tree. January in Wisconsin. The woman is dead. Frozen. Police discover the "woman" is actually a man in a dress. Murdered. With little interest from local police, Kat begins investigating on her own. A second murder follows. Another chaining. As Kat struggles to find this killer, she also decides three years of dating is enough. Time for her and Jim to marry.