Story Structure — 4 Plot Phases
A Pause and a Keepsake
Fuutarou pauses tutoring to focus on entrance exams as the sisters' grades improve. He gives them a shared photo album that recalls their time together.
Key Events
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Tutoring Break Announced — Fuutarou pauses tutoring to focus on entrance exams; the sisters' grades have improved. Characters: Fuutarou Uesugi (voice), Ichika Nakano (voice), Nino Nakano (voice), Miku Nakano (voice), Yotsuba Nakano (voice), Itsuki Nakano (voice)
Location: Unspecified
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A Shared Photo Album — Fuutarou gives the sisters a belated birthday album assembled with help from Maeda and Takeda. Characters: Fuutarou Uesugi (voice), Ichika Nakano (voice), Nino Nakano (voice), Miku Nakano (voice), Yotsuba Nakano (voice), Itsuki Nakano (voice), Maeda (voice), Takeda (voice)
Location: Unspecified
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Memories Revisited — The album reminds the sisters of the experiences they have shared. Characters: Ichika Nakano (voice), Nino Nakano (voice), Miku Nakano (voice), Yotsuba Nakano (voice), Itsuki Nakano (voice)
Location: Unspecified
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Raiha Finds a Romance Guide — Raiha finds a romance guide hidden beneath Fuutarou's bed and teases him. Characters: Fuutarou Uesugi (voice), Raiha Uesugi (voice)
Location: Fuutarou's bedroom
Nino Faces Her Feelings
The temporary shop closure unsettles Nino, whose behavior leaves Fuutarou confused. The manager urges him to listen, and flowers for Nino's mother's memorial help the pair understand one another.
Key Events
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The Shop Closes Temporarily — The sisters learn the shop where they hoped to see Fuutarou will close temporarily. Characters: Fuutarou Uesugi (voice), Nino Nakano (voice)
Location: Shop
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Nino Visits the Manager — Nino visits the hospitalized manager with Fuutarou and responds to him sharply. Characters: Fuutarou Uesugi (voice), Nino Nakano (voice), Manager (voice)
Location: Hospital
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The Manager's Advice — The manager recognizes Nino's anger and urges Fuutarou to listen more carefully. Characters: Fuutarou Uesugi (voice), Nino Nakano (voice), Manager (voice)
Location: Hospital
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Nino Fears Growing Closer — Nino privately worries she has pushed Fuutarou away and fears closeness will reveal her feelings. Characters: Nino Nakano (voice)
Location: Unspecified
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Flowers for a Memorial — Fuutarou gives Nino flowers and explains they are for her mother's memorial. Characters: Fuutarou Uesugi (voice), Nino Nakano (voice)
Location: Unspecified
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Nino Opens Up — Nino says she does not want Fuutarou to disappear from her life; they begin to understand each other. Characters: Fuutarou Uesugi (voice), Nino Nakano (voice)
Location: Unspecified
Miku's Family Game
Miku spends time with Kiku-chan and sees Fuutarou's kindness toward her. A make-believe family game prompts Miku to reveal that her feelings for him are serious, while her sisters join the scene.
Key Events
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Miku Spends Time with Kiku-chan — Miku spends time with Kiku-chan, who says she is not lonely despite missing her mother. Characters: Miku Nakano (voice), Kiku-chan (voice)
Location: Unspecified
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Fuutarou Shows Kindness — Fuutarou's kindness toward Kiku-chan helps Miku recognize what she admires about him. Characters: Fuutarou Uesugi (voice), Miku Nakano (voice), Kiku-chan (voice)
Location: Unspecified
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A Make-Believe Family — During a family game, Miku asks Fuutarou to date her and then to marry her. Characters: Fuutarou Uesugi (voice), Miku Nakano (voice), Kiku-chan (voice)
Location: Unspecified
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Miku Admits Her Feelings — Miku clarifies that the proposal was part of the game but her feelings are serious. Characters: Fuutarou Uesugi (voice), Miku Nakano (voice)
Location: Unspecified
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Sisters Join the Game — The other sisters join the game, making it a lively family scene. Characters: Fuutarou Uesugi (voice), Ichika Nakano (voice), Nino Nakano (voice), Miku Nakano (voice), Yotsuba Nakano (voice), Itsuki Nakano (voice)
Location: Unspecified
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Miku Accepts Shared Company — Miku realizes she can be happy sharing Fuutarou's company with her sisters. Characters: Miku Nakano (voice), Ichika Nakano (voice), Nino Nakano (voice), Yotsuba Nakano (voice), Itsuki Nakano (voice), Fuutarou Uesugi (voice)
Location: Unspecified
A Summer Reunion
The sisters miss a chance to see Fuutarou at the beach because of their move. Missing them, he calls to suggest a pool outing, and playful phone-app antics close the summer sequence.
Key Events
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The Beach Meeting Is Missed — The sisters miss a chance to meet Fuutarou because their move is scheduled for the same day. Characters: Fuutarou Uesugi (voice), Ichika Nakano (voice), Nino Nakano (voice), Miku Nakano (voice), Yotsuba Nakano (voice), Itsuki Nakano (voice), Raiha Uesugi (voice)
Location: Beach
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Something Feels Missing — Fuutarou spends time with classmates and Raiha but realizes something is missing without the sisters. Characters: Fuutarou Uesugi (voice), Raiha Uesugi (voice)
Location: Unspecified
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Fuutarou Calls the Sisters — Fuutarou unexpectedly calls and suggests that everyone go to a pool together. Characters: Fuutarou Uesugi (voice), Ichika Nakano (voice), Nino Nakano (voice), Miku Nakano (voice), Yotsuba Nakano (voice), Itsuki Nakano (voice)
Location: Unspecified
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Summer Closeness Continues — The group playfully swaps faces on a phone app as summer continues to bring them together. Characters: Fuutarou Uesugi (voice), Ichika Nakano (voice), Nino Nakano (voice), Miku Nakano (voice), Yotsuba Nakano (voice), Itsuki Nakano (voice)
Location: Unspecified