Hi Maria!
I have two recs for you, though you may have read them.
The Long Way Home by glidedglass Rated MA
Kagome has had enough of her dysfunctional marriage to Sesshomaru. She decides to make an escapade so she can decide whether to make her vacation from her over-controlling, arrogant husband a permanent one. On the other hand, Sesshomaru is snapped out of his post marriage regrets when his wife disappears, and like the dog he is, gives chase to his runaway bride.
Make Up Your Mind!! by Koishii_Beloved Rated MA
Sesshoumaru and Kagome, both, have agreed to a divorce. Kagome is all ready for it, but what happens when Sesshoumaru decides to back out?