Killing Mr. Park

Kill your husband and live with me.

One day, Sujin confesses to Min that she wants to kill her husband, Mr. Park, during the company field trip. Min, who has had a crush on Sujin for a long time, agrees to help her with her plan. But on the trip, despite seeming as if she doesn't remember the plan, Sujin acts strangely. What agenda could Sujin be hiding?

(Source: Manta)