One certain day, Chateau, a bounty hunter belonging to an assassin organization, encounters the mysterious bounty hunter Ryang-ha. After being shown the overwhelming difference in their abilities and thinking that this is going to be her end, Ryang-ha's only demand from her is to exchange their contact information. From then on, the days of Ryang-ha stalking her have begun. A story of tension and action of a couple who have love for kill!

(Translated summary from Comic Walker)