As Koguma slowly adjusts to life with her Cub, she mentions to Reiko that her luggage case seems convenient, so Reiko makes a call. After school, the pair visit a credit union, where the manager has an old Cub with a luggage case available to them.

Shii invites Koguma and Reiko over to her family's shop for coffee, to allow her father to thank them for their help with the culture festival. The girls continue to look for ways to prepare for riding their Cubs during the upcoming winter months.

After a snowy night during winter vacation, Reiko invites Koguma over to her house for a surprise. The pair equip their Cubs for the snow, and enjoy a day of fun outside. Shii's father reveals how much of an influence the girls are having on Shii.