To persuade Ako to get cracking on her summer vacation homework, the girls have a study session sleepover at Kyoh's gigantic house. However, without Hideki around to keep Ako under control, things soon get out of hand.
I-I-I know that! We exchange cups, right?
¡Sí, lo sé!
Primero tenemos que brindar, ¿no?
L-L-Lo so! Ci si scambia le tazze, no?!