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.
Oh, you're right. I'm sorry, Keiki-kun.
Tienes razón. Lo siento, Keiki.
Sim. Sinto muito, Keiki-kun.