Jirou, a third-year in high school, is forced to live with a gyaru named Akari under a course called the "Couple Practical". In order to be paired with their own romantic interests, they're going to act as a married couple...!?

"I" had the luck of being the one who reached out towards the young lady whose engagement was annulled by Prince Alephaldo, Elana. The day after the annulment, I was banished with her and married even though we dated for exactly 0 days. Well, it's just a slow country lifestyle of banishment in the neighboring country! Or so I thought, but...? This is my story about becoming a banished daughter's husband.

Mako, a home centre sales clerk, fell asleep at the entrance of her house after her shift due to work fatigue. Only to wake up in a different world?! She was at a complete loss when the beastmen twins gave her shelter from the storm in their house in the village. However, it was a very poor village with tattered houses and no crops. In order to help her lifesavers, Mako decides to revitalize the village using the cheat skills unique to the home improvement clerk, obtained in a different world!