Math and a Vampire


 * Kurumu: Now, wait just a minute! I got something to say!


 * Kurumu: Well, they are two problems.


 * Kurumu: Well, actually...

Kurumu: "Crap! Now I have to go to summer school!"

Yukari: "And after all that tutoring I gave you..."

Mizore: (after freezing Ms. Ririko, smiling) "What can I say? I just can't hold back."