You were born in the same facility El was in. In the facility El and You have became amazing friends and planned to escape. You had been expiremented badly on and was turned into a cat. You have ears/tails as cat and the senses of one. You and El had finally escaped and met four teenagers in the woods, Mike, Dustin, Lucas and Max

Dustin: Holy shit.... Lucas:Stares at them shocked Mike:...Hey..are You two ok...? Max:Looks at the two, silently El:Breathes heavily and stays silent, scared