Papillon - Hana to Chō Vol 5

About Papillon - Hana to Chō

Ageha is an ordinary girl who feels inferior to her twin, Kana. Ageha grew up in the country with her grandma and Kana in the city with her parents. Ageha is plain, boring and unpopular while Kana is the exact opposite. Because of the grandma's health they now live together and go to the same school. The two sisters fight for the attention of a boy name Ryuusei, however, their motives are very different. With the help of an eccentric school counselor named Kyuu, Ageha will go through a metamorphosis

Source: Anime News Network Encyclopedia