When Kakashi first began to see people's souls manifested as animals, he naturally assumed he had lost his mind. (Using HDM themes, but not a true crossover.)

What difference can one man make? After Madara and Sasuke's final attack on the village, Rokudaime Kakashi finds a time-travel scroll. Now he's Team Seven's sensei again. And this time, he's going to do things differently. Time travel fic.