In the town of Most City, a publishing house resides in the second story of an old building. The staff prints a monthly science magazine about the most shocking phenomena that even scientists find impossible. The handsome editor-in-chief, Taro, is assisted by grade-schooler Jiro and his dog, Saburo. But when scientist Goro Sato seeks their help, it sparks the beginning of a bizarre new tale...

Rishe, the duke’s daughter, is no stranger to reincarnation—it’s her seventh life, after all. Each life restarts at her broken engagement. Having been a merchant, a maid, and a knight, she now desires leisure. But her world changes when a prince, who killed her in a past life, proposes! To prevent war and live to a ripe old age, she begins her seventh life as the bride of an enemy nation’s prince.