KissXSis

Overview
Keita Suminoe, a third-year junior high student, is focused on preparing for his high school entrance exams. He lives with his older twin stepsisters, Ako and Riko, who are not biologically related to him but support him in his studies. Despite his initial feelings of self-disapproval, he finds himself drawn to both sisters. Meanwhile, his parents suggest that he might consider marrying one of them in the future, adding an unexpected twist to their family dynamics and Keita's burgeoning feelings.
Episodes
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1

Wonderful Days
Keita Suminoe is struggling with his twin step-sisters, Ako and Riko, who constantly shower him with affection. Despite this awkwardness, he’s keen ...
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2

A Lesson for Two
Ako takes it upon herself to assist Keita with his studies to help him boost his grades, but they both struggle to keep their minds on the task. To mo...
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3

Alluring Sweets
Keita grows frustrated with Ako and Riko's constant kissing, prompting him to declare a no-kissing rule. Learning that Keita enjoys sweets, Riko attem...
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4

Qualifications of a Lover
As Keita focuses on his schoolwork, Ako and Riko reflect on their transition to junior high, marking the first time they experienced separation from h...
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5

I'm Sorry!
During a conversation with his friends, Keita inadvertently gropes Miharu Mikuni, a fellow student, resulting in a slap across the face. This incident...
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6

Uneasiness at Akihabara
Struggling to access adult content on their father's raffle-won PC, Ako and Riko decide to head to Akihabara to purchase erotic games. However, they n...
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7

Wh-What!? A Dripping Wet Midsummer Delusion
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8

It's Always That in August
The summer festival arrives, marking the one day Keita can escape his prep school obligations. Excitedly, Ako and Riko both vie for his attention thro...
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9

Turning to God Only in Times of Suffering
As Keita attempts to focus on his studies, Ako and Riko engage in a playful rivalry to see who can assist him better. While they're alone in the room,...
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10

At Last, the Real Thing!
With Keita under the weather just before the crucial exams, Ako and Riko take it upon themselves to care for him, hoping to nurse him back to health. ...
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11

Nitpicking a Good Day!
Keita is eagerly anticipating his exam results, with Ako and Riko trying to boost his spirits, even as they encounter bad luck signs along the way. Wh...
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12

One, Two, Threesome!
Following Keita’s graduation, Ako and Riko arrive only to discover that they missed the chance to snag the second button from his blazer. Ignoring K...