Hi there! I have some rec list for you :3 All of the fics on the list meet the conditions you offer because I also like my favorite couple to take two kid for their own.
Love after Loss by MissTeak Rated MA/NC-17
*chapter 30 up!* Kagome and Sesshoumaru have been divorced since three years ago. Rin, their daughter, has contracted AML, a cancer of the blood and bone marrow. In order to save Rin, Kagome seeks to find a suitable donor to save her daughter's life with a bone marrow transplant. However, no matches could be found, not even Kagome's own. Desperate and left with no choice, she resorts to her final strand of hope - her ex-husband, Taisho Sesshoumaru.
Sesshomaru and His Love by KimberlyMorris Rated MA
Kagome is now a widow. Sesshomaru vowed to Inuyasha that if something would happen to him that he would take care of Kagome, since she is his sister-in-law. He would had an obligation to her anyway. Will love bloom? Or will they stay apart? Also there's also an unexpected surprise for Sesshomaru. There'll be a new foe to contend with. Who is it? Why is it after them? Read and find out!
The Breeder by Texanlady Rated MA
There is more to Kagome than anyone could ever imagine. After learning of her destiny Sesshoumaru swears to make her his at any cost. Once forced to his side can Kagome teach him to love or learn to love him?
The Long Way Home by gildedglass 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.
A Taiyoukai's Love by cassandra Rated MA
After an arguement with Inuyasha, Kagome runs into an injured Sesshomaru. She nurses him back to health and he falls for her and takes her as his mate. What will the others think when they find out? What will happen when Naraku finds out?
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?