Reclusive novelist Makio Koudai has always preferred the company of books—but when her sister and brother-in-law pass away, Makio unexpectedly becomes the guardian of her 15-year-old niece, Asa Takumi. As they navigate grief, clashing personalities, and the challenges of living together, the two slowly open their hearts to each other, discovering warmth, understanding, and the meaning of family.
E1
When 15-year-old Asa loses her parents to an accident, she's taken in by her strange aunt, Makio.
E2
Makio's friend visits to meet Asa. Later, Makio meets with an old acquaintance for some advice.
E3
Makio and Asa return home to sort through her family's belongings, and Asa attends middle school graduation.
E4
Asa begins high school as Makio grapples with the new responsibilities of being her guardian.
E5
Asa struggles to choose an extracurricluar activity as she recalls old memories of Minori.
E6
As Asa enters summer break, Makio finds herself growing closer with Kasamachi-kun.
E7
As Makio weighs what to do with Minori's journal, she meets Emiri's mother and learns of Minori's past.
E8
After discovering Minori's journal, Asa begins skipping school, prompting Makio to search for her.
E9
Asa returns to school and tries her hand at writing lyrics, while Makio battles writer's block.
E10
Asa continues working on original lyrics while her classmates face struggles of their own at school.
E11
With Valentine's Day approaching and no Valentine, Asa asks others about their plans in hopes of chocolate.
E12
Asa auditions as her band's vocalist. Meanwhile, Makio and Michiko meet up while Kasamachi runs into Tono.
E13
A chance meeting at the station leads Asa to invite Chiyo to her band club's upcoming performance.