Inuyasha: My Beloved Sesshomaru

Sesshomaru loses an arm when his own younger brother cuts it off. A little girl saves him, and during their time together he begins to fall for her. The girl is Rin. Afterward, Sesshomaru wanders from place to place with Rin. Once, he thinks she will leave him, but he is wrong: Rin chooses to stay by his side. Sesshomaru is completely smitten and cherishes her all the more. What hardships will they face, and how will they overcome them?