Rin is growing up, and life is no longer as simple as when she was a girl, for either her or Sesshomaru. twists and turns abound!

"Did-Did Sesshomaru have a kid?" Kagome wonders, utterly baffled. Inuyasha sniffs the sleeping child, who looks like a mini-Sesshomaru. The kid has the strips and the crescent moon and everything. Inuyasha's nose twitches in disgust. "Oh, hell." "What?" Kagome questions, "Is he? Sesshomaru's kid?" Inuyasha scowls and snarls, "Even worse. He IS the bastard!"

In an alternate world, Inuyasha is the Inu no Taisho's elder son and Sesshoumaru is the one who has been sealed against the sacred tree. Will Sesshoumaru get along with Inuyasha's comrades in the feudal period, and will Inuyasha give up on his dreams of becoming a full demon? And what is Kagome's connection to the original world? Ongoing.