Ah! The Queen and the Goddess - S1.E4

Keiichi takes Belldandy to his school, and all the classmates are impressed by the new girl. Sayoko, the popular girl on campus, meets Belldandy and tries to figure out where she came from. Realizing her popularity is dwindling, Sayoko tries to get in between Keiichi and Belldandy, accusing her of not even being a student, and creating situations where she and Keiichi can be alone. But the Ultimate Force that is linked to Keiichi's wish has other ideas.