The Cinderella panties have gone missing, prompting Keiki to step up his investigation. As a first step, he decides to spend a day with Sayuki - on a date, not as her friend or kohai, but as her master.
Is that why you studied so hard?
Deshalb hast du fleißig gelernt?
-¿Por esto estudiaste tanto?
-¿De qué hablas?
- É por isso que estudou tanto?
- Como assim?