Kekkon Shiyou. Rikon Zentei de.
Let's Get Married. On the Premise of Divorce. / Let's Get Married. With the Intention of Getting Divorced. / Please Marry Me With Divorce in Mind / 結婚しよう。離婚前提で。 / 결혼하자. 이혼 전제로.

At thirty, shut-in NEET Kyousuke is thrown out of his parents’ home and faces an unexpected proposal from Rui, his closest friend. They decide to marry on the understanding that they will divorce later. Kyousuke is a hopeless romantic, while Rui is practical, and the two have been “just friends” for nearly ten years. As they live together for 100 days, they begin to uncover what their unusual arrangement means for them.