Nakaimo: My Little Sister Is Among Them!

Overview
Shougo Mikadono finds himself in a bizarre predicament after his father’s will stipulates that he must attend a new school and marry a girl to inherit a massive fortune. While initially appearing straightforward, the quest becomes a complicated mess when Shougo realizes that one of the girls he’s drawn to is actually his long-lost sister, and he has no clue which one it is. As he navigates the challenges of romance and family ties, Shougo must tread carefully to avoid crossing ethical lines and uncover the truth about his sister’s identity without igniting chaos.
Episodes
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1

The Voice of My Unfamiliar Little Sister
At his father's funeral, Shogo is taken by surprise when he hears a voice outside his window, identifying itself as his younger sister. Just as he beg...
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2

My Sister and the Moonlit Dance
Following the enigmatic phone call from someone asserting they are his sister, Shogo's school life becomes increasingly chaotic with the introduction ...
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3

My Sister's Seduction
Miyabi and Rinka are going to great lengths to highlight the charms of femininity as they grapple with the uncertainty surrounding Shogo's sexual orie...
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4

My Sister's Hero Is Her Onii-sama!
Shogo's relationship with Miyabi has taken a turn for the worse after he confided in Konoe about his secret, leading to a new set of complications.
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5

My Little Sister Won't Let Me Sleep
Title: My Little Sister Won't Allow Me to Rest Plot: Just when Shogo believed the incessant calls were finished, his little sister continues to ring ...
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6

My Neko-mimi Maid Sisters
Title: My Neko-mimi Maid Sisters Plot: With Lyrical Sisters facing closure, Shogo devises an ambitious strategy to save the establishment, showcasing...
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7

My Little Sister Is Disciplined and Beautiful!
Through the school’s broadcast system, Shogo receives an alarming message from his “sister.” She threatens to expose damaging secrets if he does...
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8

My Sister Resisted
Although Kunitachi is Shogo's sister, he finds it difficult to connect with her. Ikusu proposes that Shogo take Kunitachi out of school for a while, h...
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9

Surprise Attack! Little Sister Warning!
Shogo is about to welcome a new neighbor, leading to an unforeseen twist in his routine.
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10

My Blooming Sisters
During a party where all of Shogo's prospective brides are gathered, chaos ensues. The situation takes a turn for the worse when he discovers that a v...