4x31 - Gintama

The city of Yoshiwara is making its recovery, though Tsukuyo has shut herself in her room. Hinowa asks Gintoki to help Tsukuyo have some fun for a change. It turns out that Tsukuyo is only pretending to be sleeping in her room, when in reality she is sneaking out to perform her routine patrol. The gang decides to come up with a plan to help Tsukuyo cheer up, even while working.