In the waning days of the Old West, two spirited and adventurous teenage girls, Cattle Annie and Little Britches, are enthralled by the dime novels glorifying notorious outlaws. Fed up with their mundane lives, they escape their Oklahoma homestead to seek excitement and freedom. Their rebellious spirits soon lead them into the path of the infamous Doolin-Dalton gang. Impressed by the girls' tenacity and boldness, the gang's charismatic leader, Bill Doolin, takes them under his wing. The girls quickly adapt to their new world, driven by dreams of outlaw fame and the thrill of freedom.

As they ride with the gang, Cattle Annie and Little Britches face situations harsher than any novel could portray. Their adventures become increasingly perilous as they grapple with the realities of outlaw life. Lawman Bill Tilghman relentlessly pursues them, determined to restore peace to the chaotic frontier. Amidst gunfights and narrow escapes, Annie and Britches learn about loyalty, trust, and their personal limits. The tensions between fantasy and reality underscore their journey as they lean on each other for support. The relentless pursuit by law enforcement inches closer, forcing choices that shape their destinies and test their courage and resolve in a world where legends are fleeting and reality prevails.