Chitsato has a goal; to be as capable as Isogai-senpai who is the "Devil" of Project Management but her goal is far from being successful because Isogai is always harsh on her.<br /><br />One day while on her way home, she bumped into a drunk Isogai. Mistaken Chisato as his ex girlfriend, Isogai forced a kiss on her....<br /><br />This manga contains 5 different stories illustrating the fear and confusion of the main protagonists on their journey in pursuit of love.