[ASTRONOMY (SeN)] Imouto wa Onii-chan to Shouraiteki ni Flag o Tatetai (Fate/kaleid liner Prisma Illya) [Digital]

[ASTRONOMY (SeN)] いもうとはお兄ちゃんと将来的にフラグをたてたい (Fate/kaleid liner プリズマ☆イリヤ) [DL版]

Parodies fate kaleid liner prisma illya 25K
Characters illyasviel von einzbern 18K shirou emiya 19K
Tags lolicon 19K defloration 21K sole female 36K sole male 36K
Artists sen 21K
Groups astronomy 227
Languages japanese 6K
Categories doujinshi 33K
33 pages
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Story & Details

[ASTRONOMY (SeN)] Imouto wa Onii-chan to Shouraiteki ni Flag o Tatetai (Fate/kaleid liner Prisma Illya) [Digital] is a doujinshi featuring 33 pages of illustrated manga content.

Created by sen, this work was uploaded on February 20, 2026.