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...!
Are you claiming that you really 
have no idea what I mean?
هل تدّعينِ أنّكِ لا تعرفين ما أعنيه؟
Willst du es wirklich
weiterhin abstreiten?
¿Estás segura de que
no sé de lo que hablo?
¿Estás segura de que
no sabes de lo que hablo?
Réfléchissez,
vous n’avez pas une petite idée ?
Mi stai dicendo 
che non ti viene in mente proprio nulla?
Você acha mesmo que não
 sei do que estou falando?