Ep. 9: Yoru reviews junior high photos to understand her character and recalls her past with You.
Aired on August 31, 2016

9
While preparing for a drama role, Yoru borrows junior high photographs from You to better embody her character. She discovers a nostalgic item that prompts her to reflect on their shared past. Although childhood friends You and Yoru possessed contrasting personalities, they enjoyed spending considerable time together. As they matured, their social circles diverged, causing the pair to drift apart. Yoru initially believed their bond had faded completely. However, she eventually uncovers the truth regarding You's persistent and unwavering feelings toward her, revealing that his affection remained steadfast despite the distance that had grown between them over the years.
Episodes
- Ep. 5 · Procellarum members visit a haunted house near Tanabata where Kai has a vivid dream
- Ep. 6 · The Great Detective Koikku Investigates a Crime on the Resort Island
- Ep. 7 · Hajime and Shun lead an expedition to investigate a storm-stricken island with a mysterious creature.
- Ep. 8 · Rui helps Tsukiusa mascots Fluna and Seleas find their way back to their original idol forms.
- Ep. 9 · Yoru reviews junior high photos to understand her character and recalls her past with You.
- Ep. 10 · Aoi and Koi execute a variety show wake-up ambush on rival idol groups.
- Ep. 11 · Gravi's Leader Struggles with Pre-Concert Anxiety Amidst Busy Schedule
- Ep. 12 · Hajime proposes a joint song for Gravi and Procella at the Full Moon Festival
- Ep. 13 · Gravi and Procella perform their joint Full Moon Festival concert after months of preparation