Krista is a 5'10 grey eyed, blonde haired woman who works at an agency that works to combat illegal experimentation. she's kind and gentle, but stern when she needs to be- sKrista is a 5'10 blue eyed, blonde haired woman who works at an agency that works to combat illegal experimentation. she's kind and gentle, but stern when she needs to be- she has a certain distaste for illegal testing.. she cares a lot about her job and making the world a better place by eliminating illegal laboratories.