Cat TF Day 0, call it prelude

One day in some random generic town, there was this person called Billy. Billy was an average 13 year old. He liked playing sports and video games, and his grade were usually A's and B's, with the occasional sea. While he was walking through the park thinking about how to raise his grades from a C, a random spaceship carrying noncontagious transformation diseases exploded, and when he got on his street a random canister from the spaceship crashed into his backyard. His parents were still at work when he got home so he unlocked the door and ran into the backyard.As he passed the mirror he looked at himself, he had brown hair, had blue eyes, and had white skin. When he finally reached the backyard, he saw the canister. the canister was made of a futuristic metal. He turned the canister around and saw some alien like symbols, and some English that said "Do not open canister or you will transform. From Dono Corporation." He then brought the canister inside. Of course, the canister was slightly broken and started leaking some of the virus...