Akiteru Oboshi, a high schooler, believes that the typical teenage experiences, including having fun, making friends, and having a girlfriend, are a waste of time. He finds his best friend's sister, Iroha Kohinata, annoying because she constantly teases him, invades his personal space, and i...
1. My Friend's Little Sister Has It In for Me
Aired: Oct 5, 2025Akiteru's aspirations for a peaceful future are constantly disrupted by the m...
2. The Cousin I Haven't Seen in Years Is Cold to Me
Aired: Oct 12, 2025Akiteru faces a new challenge as he tries to help Mashiro feel more comfortab...
3. Only I Can Be a Pain to My Uncle鈥檚 Daughter
Aired: Oct 19, 2025Akiteru plans a surprise welcome party for Mashiro, but he needs to persuade ...
4. My Friend's Little Sister Might Be a Delinquent
Aired: Oct 26, 2025Akiteru and Iroha reminisce about the day they first crossed paths.
5. My Friend's Little Sister Keeps Getting Close to Me
Aired: Nov 1, 2025The journey of Iroha's transformation into the voice of the 05th Floor Allian...
6. My Friend's Little Sister Has It In for My Friend's Enemy
Aired: Nov 8, 2025Akiteru discovers the reason behind Mashiro's departure from her previous sch...
7. The Girl Who Confessed to Me Is Cold to Me in Reality
Aired: Nov 15, 2025Akiteru's attempt to respond to Mashiro's heartfelt confession is met with a ...
8. Everyone I Know Is Being Weird With Me
Aired: Nov 22, 2025Sumire seeks Akiteru's assistance with a critical issue that threatens to com...
9. The Response to the Confession: The Fake Girlfriend is Tough.
Aired: Nov 29, 2025The usually pestering little sister of Akiteru's friend undergoes an unexpect...
Aired: Dec 6, 2025Streaming in:
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![Official Trailer [Subtitled]](https://img.streamfind.com/yt/w/355/pYLZTwXCZyo/sddefault.jpg )
Official Trailer [Subtitled]
