Claes

Claes (Kuraesu, クラエス), formerly Fleda Claes Johansson, is one of the Social Welfare Agency's first generation cyborgs. Unlike the other girls, Claes does not participate in missions, instead, she acts as a test subject for the agency's cyborg engineers. Her former handler was Claudio Raballo and Triela was her former roommate. She is one of the main protagonists of the series.