Takumi tries to make sense of what he heard Mira say, but his efforts to figure it out only make the confusion worse. Meanwhile, Astro Lodge gets a pair of mysterious visitors.

Takumi can't get over the shock of what he saw, while Tomihiro has concerns about the magazine Ren's hiding from him.

Ren is on the prowl for proof of Naosuke’s deception, and the Hubby spy is on the prowl for keys of all kinds! How will the gang navigate these two crises?

The gang finally finds a lead to the key! At the same time, it also means Mira’s departure is getting closer. How will Takumi and the other Astro Lodge residents react to the news?