Sena Koyama is a lawyer who handles many cases relating to love troubles. She is a realist who believes that "love is bad for cost and time", especially after her past trauma and how she keeps witnessing many troubles between men and women. On the other hand, Yu Matohara is a new lawyer, who is an idealist and believes in love and sincerity. The two who are polar opposites work together and gradually grow closer as they debate their opinions through the different trials.