At their father's wake, two married couples reunited and discovered his last will and testament placed on a table. The conditions for inheriting the estate were shocking: within the time between discovering the document and the funeral, they must exchange marital roles and fulfill child-rearing duties three times. As the emotional wake and funeral unfolded, these couples struggled to maintain their happy home lives while trying to comply with the terms of the will. Will they be able to preserve their cherished relationships or succumb to desperation? Note that recording contents may vary depending on distribution method.

父の通夜で顔を合わせた兄弟夫婦2組、テーブルに置かれた遺言書。そこに記されていた遺産相続の条件は「この遺言書を発見してから告別式までの期間、夫婦関係を交換し、子作りの義務を三度課すものとする。」揺れ動く通夜と葬儀。借金返済の為に断れない夫婦が幸せな家庭を守る為、愛しい夫婦生活を守る為、下した決断の行方は…？※ 配信方法によって収録内容が異なる場合があります。