[ENG Ver.] My Niece (Who I Though Was My Nephew) Had Become A Total Slut. [Translators Unite]

My Niece (Who I Thought Was My Nephew) Had Become A Total Slut. springs a reveal: catching up with his ‘nephew’ after a while, the protagonist learns they’re actually his niece — and a cocky, forward one who comes onto him with tomboy charm. From room 106’s manga, in English.

What it’s about

The draw is the double twist — a presumed-nephew revealed as a forward niece — with a cheeky, femdom-tinged dynamic. The petite, tomboyish design and the relative-matter framing carry it.

Art & presentation

The art works the bratty niece and the explicit scenes. ★4.72 over 30+ ratings is a strong score, and at about $1.47 it’s a cheap buy. Free preview on the store.

Reader reception

On DLsite it holds 4.7/5 across 39 reader ratings (5★ — 29 (74%); 4★ — 9 (23%); 3★ — 1 (2%)).

What to expect

Be clear on the framing: this is uncle-niece incest (the ‘relative matter’ tag is literal), with a gender-reveal twist and a cocky, forward niece — so it’s for fans of family-taboo content specifically and an immediate skip for anyone it doesn’t sit right with. The petite, tomboyish design and the cheeky femdom-lite dynamic are the appeal. At around $1.47 it’s cheap, but the content does the gatekeeping, not the price. Squarely a niche-taboo buy — know exactly what it is before opening it.

Details

• Circle: From room 106
• Released: 2026-06-19
• Type: manga / CG work
• Price: $2.72 USD
• Downloads: 23
• Genre tags: Bitch / Slut, MSGK, Petite, Femdom, Relative Matter, Blowjob / Fellatio

FAQ

Is [ENG Ver.] My Niece (Who I Though Was My Nephew) Had Become A Total Slut. [Translators Unite] available in English?

Yes — it’s listed with an official English edition on DLsite, so the full work is readable in English.

Is it a one-shot or part of a series?

Check the Details above for the circle and release; many of these doujin are self-contained, but some are entries in an ongoing series, in which case the official page links the related volumes.

Where can I buy it safely?

Through its official DLsite storefront, linked on this page — we don’t host any files ourselves, and it’s currently $2.72 USD.

Who’s it for?

For readers specifically into uncle-niece taboo content and a cocky tomboy. Around $1.47. Tap the button above to read it in English on DLsite.