Ep. 10: The upperclassmen's flashback narrative proceeds as a new member prepares to join the group.
Aired on December 7, 2016

The ongoing flashback sequence regarding the upperclassmen continues to unfold. With Kanae and Nasuno already established as members of the team, the narrative focuses on the arrival of the next individual to join them. This segment advances the story by introducing a new character to the existing group dynamic, further developing the backstory of the senior students involved.
Episodes
- Ep. 6 · Senpai Takes the Girls to the Art Museum She Purchased
- Ep. 7 · The girls play an online RPG and wonder if their party will succeed or fail.
- Ep. 8 · Yuri wakes in Marimo's body while an imposter occupies her own form at school.
- Ep. 9 · Kanae's High School Tennis Club Adventure with Nasuno
- Ep. 10 · The upperclassmen's flashback narrative proceeds as a new member prepares to join the group.
- Ep. 11 · Kameido High Marathon features tennis club and muscular newcomers Kanae and Marimo
- Ep. 12 · Girls work at fried chicken restaurant after tennis club funds are depleted