A Farewell Banquet Episode 10

Unit 8 is becoming more and more convinced that Inagi is involved with Bird and the old Logos incident. To dispel their suspicions, they turn to Madoka and her detective agency, but they don't like the answers they're given. When they finally confront Inagi with the truth, will they be willing to sacrifice their dear friend for the law? And can they even prosecute Inagi if they want to, since he's been so careful not to violate the letter of the law?