Episode 99

Sesshomaru and Koga: A Dangerous Encounter is the 99th episode of Inuyasha.

Plot
Koga's two traveling companions come upon Jaken and Rin while looking for fish in a river. When Sesshomaru arrives the two wolf demons bolt, finding Koga fighting with Inuyasha over Kagome once again. Kagome explains to them that she thinks Sesshomaru wouldn't hesitate to kill one of his enemies, so when Koga insists on heading to the river, his friends try to stop him. When this doesn't work, they run away insulted. They eventually return after they realize that Koga is hunting Naraku to avenge his murdered pack, but only to have Koga and Sesshomaru cross paths and kill two demons threatening their friends. In the end, Koga shares his treats from Kagome with his two packmates and all is well. from Tv.com