The Shark's Cousin
Eiko is still keeping her accessory-making a secret from her friends, but gives a handmade brooch to Hana, her one confidant. Hana is thrilled to get it, but feels guilty about continuing to keep her own secret about her gap year before starting high school. She can't decide whether to share the truth with her friends.
Aired 11/03/2018EP 10 - The Shark's Cousin

2018
Slow Start
The story centers around 17-year-old Hana Ichinose, who unbeknownst to her classmates, was a year late in enrolling into high school. Although it may not seem like a big deal, it is a big deal to her. She wants to catch up with everyone else someday.
(Source: Anime News Network)