Blood is thicker than water. A saying that symbolizes the ties of family, but if you ask the Marshall siblings Rocco, Phoenix, Moselle and Skyla they'll tell you that's not necessarily true. Abuse, abandonment and neglect have brought these four siblings together and created a family like no other. Take a journey with The Marshalls as they go through the good, the bad and the ugly and prove that when it comes to family: Loyalty Is Thicker Than Blood.