One Pair Lady is a Manga/Manhwa/Manhua in english language, Manhwa series, english chapters have been translated and you can read them here. You are reading chapters on www.mgeko.nl fastest updating comic site. The Summary is

When I woke up from my sleep, my house had disappeared?! Adele, a gambling genius, suddenly transmigrates ten years into the future. Participating in a gambling event at the request of the tower master, Rudy leads her to meet the Duke of Elfinheim, the organizer of the event. A name that I seem to have heard somewhere, with a familiar pronunciation and appearance. What is this strange feeling? "Where's the lady the Duke was looking for? "Aha, that rumored lady? "Yes. I heard rumors that the gambling ship itself is currently afloat only for that woman." Besides, the rumored lady’s description is similar to mine?!