A tough leader at So What Media, Seo Lee Jun is caught off guard by Jung Ha Ram, a new hire who makes him question his approach to work and love.

The producer of the accusation program begins to track the cult 'Samsundo' and the historical facts behind it. The more they try to find out about 'Samsundo', the more they become engulfed in a bizarre phenomenon. Will they be able to safely arrive at 'Thousand Years' Shrine, the only shrine in Korea, and let the whole story known to the world?