Crimson is a hybrid fox demon. He has lived for ages and now he has taken a human mate, while they're on a small break for a his mates concert tour, Crimson's best friend comes along seeking something much more then a simple visit.

Sesshomaru and Inuyasha are close siblings. One day, their bond was severed in the midst of battle.

After Naraku's defeat, they thought that their troubles were over. But then they had pups and their troubles became more complicated.