The main character, Hirase Yuzuki, is a high school student who has to go on an arranged marriage to take over the family business when his older brother runs away to study abroad. ... more>>

He doesn't want to accept the arranged marriage that his parents have set up for him, but then, Kashiwagi Yukina, His classmate and the school's top beauty, appears.

[I fell in love with you at first sight! Please marry me!]

[...Yes?]

...Huh? It's a completely different impression from the one at school...

And so, begins my life together with Yukina. 
I wonder what's going to happen... <<less