Any ideas? Also yes, I’m posting this again because I want some good recommendations please. Before Christmas roles around or just in general

I just finished Once & Future and Sword in The Stars. Can someone else recommend me books similar to it? Especially with the medieval/futuristic sword stuff. And the Sapphic lesbian stuff and also some 18+ and a good story

SPOILERS

For those who've read the books, what're your thoughts on Kay and Gwen when Ari was "dead"? Because I fucking hated Kay so damn much, up to his, very surprising, death and when you found out that Merlin was Kairos/Gwen's kid