Tsubasa is ordered to score high on exams, so when the lovely Rena offers to tutor him, he accepts. He soon realizes that Rena expects a reward for her help. Minami spots them together and is thrilled at first, but then starts to feel very uncomfortable.
Hey, were you studying 
in the library yesterday?
بالمناسبة، أكنت تدرس
في المكتبة بالأمس؟
Sag mal, hast du gestern
in der Bibliothek gelernt?
¿Ayer estuviste estudiando
en la biblioteca?
¿Ayer estuviste estudiando
en la biblioteca?
Au fait,
t’es allé à la bibliothèque, hier ?
A proposito, per caso ieri
sei andato a studiare in biblioteca?
Aliás, você foi estudar
na biblioteca ontem?
Цубаса, ты вчера
в библиотеке занимался?