Help

I need help finding this one bl webtoon about a guy who is a good gamer because he is lucky ends up playing the new game where he is transported into it and it is like a vampire and butter thing and he plays a lord in the game and is trying to figure out how to end the game without dying, and then he finally completes the game being the first to complete the s grade game made by a mysterious world builder known as x and x ends up taking a liking to the mc and call him rose but it is very funny and j remember liking it but I never got to finish it and the art and story was sooo good
╥﹏╥