Annie Frost

Annie Frost is an Supervisory Deputy US Marshals and the Leader of the Houston Enforcement and Apprehension Task Force (short HEAT). She has an affiliation for high risk fugitive take downs; for example, jumps from bridges or from chopper to an driving lorry.

Annie swims, got shot, felt in love with 2 guys, she is cute and has lots of friends.

Biography
Annie is the daughter of an criminal and had many trouble with the law on her own in her early life until her (aunt?) became her legal guardian when she was eight. Later was Annie on the Air Force Akademy before working with the US Marshals.

At the beginning of the show, Annie is already the leader of HEAT, A unit of the Marshals Service how hunt down the most wanted fugitives, mostly in the state of Texas. She arrest them at all cost even when she has to jump from a Bridge into the Rio Grande at the US-Mexican-Border or running to an with an M4 armed enemy while he was reloading.

P.S., Annie always wears her mother's cowboy boots along with jeans and a brown belt.