Special Operator T.J. Talbot, raised in a string of foster homes and nearly tossed from the Brotherhood, is forced to make a deathbed promise to care for his best friend's wife and baby. At home, Shannon Moore has never liked T.J. and his bad boy ways until she is forced to be up close and personal with his surprising softer side. His devotion to his SEAL community and those he is tasked to protect overcomes her doubts. Together, they fight against a band of homegrown terrorists in order to forge a life they can't help but share.