Synopsis:

As for Onii-chan that fully buys a nice cake one gives to Manami and it ate together. The cake that eats with Onii-chan is sweet and delicious, I am tickled on the way, Manami likes to be caressed, besides, for a moment lightly becoming pleasant somehow also... favor. What kind of thing do you do today?

Onii-chan and Manamis strange for a moment relations, will you peek quietly?