[She nods again, with a sound that's half a sob.] There-- it was the only thing w-we could do. But then Mami-san went-- I-I think finding out the truth sent her c-crazy, because-- she shot Kyoko-san, a-and she was going to-- to kill Homura-chan too! So I had to-- if I didn't do something, Mami-san would have k-killed us all, so - I had to, Erde-san!