My Friend's Little Sister Has It In for Me! S1E3 backdrop
My Friend's Little Sister Has It In for Me! poster

My Friend's Little Sister Has It In for Me! (2025)

S1E3 Only I Can Be a Pain to My Uncle’s Daughter

Oct 18, 2025 Season 1 Episode 3 Animation, Comedy

Akiteru plans to host a welcome party for Mashiro, but first, he needs to persuade her to join in the celebration.

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