Manga3 sources
Seijo no Ane desu ga, Naze ka Miwaku no Koushaku-sama ni Tsukaeru Koto ni narimashita Chapter 21 — English
Chapter 21
Available in EnglishJune 24, 2026
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Also known as The Older Sister of a Saint, but for Some Reason She Serves the Enchanted Duke, 明明我妹才是顶流VTuber，结果自己却火出圈的本哥哥.
Reading sources for Chapter 21
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