Ruri's childhood friend, Satsura Itsuki. An adorable girl of the antique gallery "Itsuki", an archery girl that leaves everything interesting if it is an antique! A lapis called for a chef of a dinner party using a store's instruments to be held at such a store. However, this time we have heard that the equipment of this time is nothing to do with Ruri! Kitaoji Taisu no Oshima! Also, I heard that Ruri will serve as a cooker, and suddenly the big-brainer himself also participates! The lapis, which was supposed to face Otsuki three times, What kind of dishes should you accompany Taisetsu's made utensils ... ?.