This is Hexokinase's most precious daughter. She is the darling of the pack and she is certainly keen enough to know it. She is a dark brown she-wolf with greenish undertones and yellowish underfur. Her have a peculiar shade of teal that almost seem to glow.
She is named after the lipid chemical compound, Arachidonic acid, a polyunsaturated fatty acid present in the phospholipids.
Fast and Keen's cold nose pokes your shoulder. They proclaim that they know everywhere you've been today just by the way you smell!