True Lies - Empty Truth
Nezumi learns from Karan's note that Safu was taken by the Bureau of Peace. However, he decides to hide this information from Sion and secretly request that Dogkeeper obtain information on the correctional facility. However, unbeknownst to Nezumi, Sion and Rikiga are visiting a used clothing store where Sion discovers Safu's coat that was smuggled from the correctional facility. Meanwhile, Safu is being treated as a "sample" by the researchers at the facility where she was taken.
Aired 19/08/2011EP 7 - True Lies - Empty Truth

No.6
In a near future world, after the last great war, most of mankind lives in a handful of city states. There, for the privileged elite, life should be perfect. But for young Shion, the only thing perfect has been the nightmare his life has become since letting a strange boy called Rat spend the night in his apartment.
Banished to the outskirts of the city and stripped of all privileges for helping the mysterious stranger who has since disappeared, Shion now finds himself in even worse danger as his inquiry into a new series of mysterious deaths results in his being arrested on suspicion of murder!
But even as Shion is being sent to the city's Correctional Institute, the long-missing Rat reappears to rescue him! Now on the run, the two young men have only one chance at survival: uncover the mysterious secrets that lie at the sinister heart of No. 6!
(Source: RightStuf)