Kestrel was born on citadel as son of one ambassadors helpers. In his childhood stupid turian child threw him into a river. After this Kestrel grew his will to help people. When he was 18 he found the same turian robbing a shop. He stopped him and gave to C-Sec. C-Sec gave him permission to join. He agreed but soon left. After it he found about a warehouse where SGA were resigning and he was able to persuade them to allow him to join. After it his main task was to hunt Echelon.