Shoin's appearance causes a big fuss among all the residents of Astro Lodge, except Ren, who is more worried about his field trip.

Takumi hatches a plan to catch the breakfast thief, only to fish up more than he bargained for!

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

The letter from Mira's mother tells all about her connection with Shimotakaido Tasuke, which leads the gang to try to learn more about him in earnest.

Takumi and Aoi head to the Insect Festival, only to be roped into an unexpected event supposedly involving the key Mira's looking for.

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?

Takumi has no idea how to interact with Aoi after her outburst, and the Wakabayashi family have a falling-out.

As the Hubby attacks escalate, Shoin decides his presence on the scene is required. Meanwhile, a breaking news report leaves Teruko with doubts about her choices.

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?

Inspired by everyone's hard work, Yu makes a commitment to pursue her dream with equal vigor.