The newly formed "RiriTori," with the addition of the 3rd generation members, continues to gain popularity even in the absence of Arika. Nana begins to secretly meet with Emiri, a 1st generation member, to get closer to the truth behind the Arika incident. At that time, an account similar to "Casper," which once leaked Arika's scandal, appears on social media, and one of the 3rd generation members becomes a target. Fearing the discovery of their connection, the three fans decide to avoid meeting Nana for a while...