On her first night with her husband, newlywed Sipang's husband Napat takes a mysterious phone call and then leaves. When he doesn't return, Sipang asks her new brother-in-law, Chatchai, to help. Joining Sipang in her search is Chatchai's timid wife Busaba. As the search for Napat drags on, Sipang uncovers some disturbing things about her husband's past.