Eh? You sure you want to choose that, onii-san?Are you sure, it might be wrong you know.By the way, you should not forget that the pudding in the fridge will be mine if I win, okay.
The author might make a typo between 買 and 勝.Of course, if you win you can do anything to....Onii-san that's no-Ah! stop...Gyaaaaaa!