Saikin, Imouto no Yousu ga Chotto Okashiinda ga. Episode 6 English Subbed Episode Title:Oh! A Ghost.Episode Description:Hiyori collapses onto Yüya revealing Mitsuki who calls him an idiot and asks what he is doing. Before he can ask her more about it she collapses again saying it wasn't her. Mitsuki embraces Yüya while calling out to her mother when he goes to help her out, he then puts her into bed to rest from being sick. The next morning, Hiyori is relieved that Mitsuki is okay however she sees that she still is not fully recovered. Yüya meanwhile, asks Yukina for advice but doesn't use Mitsuki's name...