Iwanaga Kotoko experiences love at first sight with Sakuragawa Kuro, who she happened to randomly bump into at the hospital. Two years later, Kotoko seizes her chance and asks Kuro to date her with marriage in mind. Kuro tells her about when he and his ex, Saki, broke up, but Kotoko seemed to already be aware of the situation. Bake-danuki then appears before Kotoko, telling them that the barrier around the library had been broken, and...
A trip together before marriage?! 
You promiscuous heathens!
!رحلة معًا قبل الزواج؟! كفرة منحلون
Eine Reise vor der Hochzeit?!
Ihr unzüchtigen Heiden!
¿Se fueron antes de casarse?
¡Qué desvergonzados!
¿Antes de casaros? ¡Qué desvergonzados!
Un voyage prénuptial ?
Petit débauché !
Un viaggio prima del matrimonio! Quale indecenza!
Uma viagem antes do casamento?
Que modos são esses?
Парень с девушкой?!
Ну вы развратники!