A story about a beautiful girl in the class who is the richest but has a foul mouth, gradually falling in love with her betrothed whom she was matched with by the national system.

Ikuta Akari, who became a fiancée through the country's fiancée system, and a boy who is her childhood friend. At first she was full of dissatisfaction, but as time passed, through experiencing his kindness and other qualities, she became increasingly aware of him and gradually fell in love with him. A story about a foul-mouthed fiancée gradually becoming devoted. This work is also posted on "Kakuyomu."