Datsuraku Reijou no Kekkon

Rokumeikan Women's University is a rich girls' university full of extremely wealthy girls whose parents can easily buy them apartments near the university. The story unfolds when three girls, Andou, ​​Bessho, and Chikara, who had no common ground other than attending the same women's university meet. Andou is a soft and fluffy beauty who is rumored to be a bitch, Chikara is a solitary cool beauty, and Bessho works at a bistro near the university.

(Source: Natalie, translated and edited)