Born with a constitution lacking yang energy, Moon Bo-reum is frequently possessed by ghosts. Her only solution is "skinship with a yang man," but this proves difficult for her, a lifelong bachelor and a seasoned veteran. Then, a chance encounter with the powerful yang energy of Seon Tae-yang brings her a new sense of relief. Upon encountering Tae-yang again, they enter into an unwanted "skinship contract," and the two become increasingly entangled in strange emotions. A survival-oriented skinship romance more thrilling than ghosts!