CHIN's

Miyazaki Miho, Minegishi Minami, Ohori Megumi, Kojima Haruna vs. Bad Boys & Zabunguru.

Team Kiyotucky: Takahashi Minami, Kuramochi Asuka, Maeda Atsuko, Kojima Haruna, Nakata Chisato, Watanabe Mayu.
Team Boss Burger: Itano Tomomi, Noro Kayo, Miyazawa Sae, Shinoda Mariko, Kashiwagi Yuki, Ono Erena.

Ending performance: Oogoe Diamond (Theatre Version) by AKB48 Team B.

Rin oversleeps and is rushing to her campsite when she encounters a roadblock. Upon being told by Chiaki that it may have been left there and never moved, she proceeds and reaches the site, where she struggles to set up due to the windy conditions. Nadeshiko, Chiaki, and Aoi plan their Christmas camping trip and invite Rin, who initially refuses before being convinced by Ena to accept. Toba, the new teacher, is unintentionally lured into becoming the Outdoor Activities Club advisor and is invited to the Christmas camp. Upon hearing Toba mention bringing beer along, Nadeshiko realizes she was the drunk sister from the Lake Shibire trip.

A surprise event strengthens the boys' bonds. On the final day, they face confessions and shocks. What future will they choose for themselves?

Christmas is in full swing at the Dunphy house until the kids get in some trouble and Phil and Claire threaten to take away Christmas until one of them fesses up. Meanwhile, Jay struggles with wanting to stick to his holiday traditions while Gloria and Manny want to incorporate some of their Colombian practices, and Mitchell and Cameron take Lily to the mall for her first picture with Santa — but end up with a disgruntled mall Santa on their hands.

Mingyu’s resentment towards Yingluo grows as the latter endears herself to the Empress. Consort Xian struggles to secure funds in order to help a family member.