There's plenty of delicious food to sink your teeth into in this world... and plenty of fights to sink your teeth into as well. Life is beautiful.
During his younger days, Tartaglia would follow after his dad on trips to learn how to catch fish amongst an icy river. Amidst the long waits between snatching up passing fish, his dad would share stories involving the days of his own youth, to which Tartaglia would intently listen to all the while secretly envisioning such a future for himself.
In the process of growing slightly older, so did his burning desire to no longer be a frightened and hesitant wolf. So he left his home with nothing more than a hunk of food. Armed with only his claws and fangs, he wound up getting lost amidst the snowy forest. The smell of the food he carried had attracted lone bears and the wolves of other packs. As he escaped them, in a panicked state, he lost his footing and tumbled down into a bottomless pit.
Within the pit, his eyes bore witness to the endless possibilities of another ancient world, where he had an encounter with a mysterious long legged wolf with fur as white as smoke and magenta eyes bearing a cold, emotionless gaze.