Không có sản phẩm trong giỏ hàng!
The pacing is deliberate, allowing the dread to build. Just when you think the characters have hit rock bottom, a new secret is revealed, or a new liaison occurs, deepening the hole they have dug for themselves.
So, putting it all together, "fuufu koukan modorenai yoru manga new" could roughly translate to something like "an unreturnable night of couple exchange manga, new" or could be interpreted as referring to a manga about couples or relationships in some context that involves exchange or swapping on an irreversible night, with "new" indicating it's recent or ongoing.