Rika : Helen told me you've got a new book. What book is it?
Dina : It is a comic book. I'll finish it tonight.
Rika : May I borrow it?
Dina : Sure. You can have it before I go to the school, tomorrow morning.
Rika : Do you mind if I return it on Friday?
Dina : Not at all. You can return it anytime. I have some other interesting books. You can see them.
Rika : Thank you, Dina!
Dina : You are welcome!
According to the dialogue, Dina owns a ......................