On the day of the Tennomifune Academy entrance ceremony, in the class 1-7 classroom, Hanakoizumi Anne (Hanako), Hibarigaoka Ruri (Hibar), and Kumegawa Botan (Botan) are told by their homeroom teacher Kodaira-sensei that they are unfortunate and unhappy students.
The goal of the students of class 1-7, who are burdened by a variety of forms of misfortune, is to become happy.
The three girls have trouble accepting their circumstances, but they're immediately given an unexpected assignment...!
this academy develops its students' talents
.تطوّرُ هذه الأكاديميّة مواهب طلّابها
hilft diese Akademie bei der
Entwicklung von Talenten
en la academia desarrollamos
los talentos de las alumnas
en la academia desarrollamos
los talentos de las alumnas
nous développons au maximum
les capacités de nos élèves.
questa accademia punta ad accrescere 
i talenti individuali degli studenti
esta escola desenvolve os
 talentos de seus alunos