A sexual encounter involving three participants. A common form of group sex in hentai.
In-Depth Explanation
A threesome is a foundational element of the "Harem" genre and a step towards a full-blown "Orgy." The combinations can vary (MFM, FFM, etc.), offering diverse dynamics. It is a popular fantasy that allows for more complex interactions than a simple pairing.
Editorial note
This entry describes catalog usage in plain language and was last reviewed on 2026-04-16. It is not legal, medical, identity, or consent advice. See the editorial policy or request a correction.