A young woman is driving alongside a lake. She has an accident and the car plunges into the water. Her body is then possessed by the spirit of an 18th-century witch who was killed by local villagers, and is bent on avenging herself on them.
Five retired ex-military men attempt the unthinkable and dust off their old uniforms for one last explosive mission. The team quickly discovers that they are up against an enemy from their past. This time, The Dependables mission is personal. With guns blazing, the group puts their lives on the line to defeat their arch nemesis and save their grandchildren.
Cowboy, a senior citizen ex-lawyer and gambler, is persuaded by his spunky seventeen year old neighbor, Rachel, to seek retribution for having been cheated in Las Vegas many years ago. So begins a wild adventure that marks a young girl's rite of passage into womanhood and an old man's bittersweet final awakening to life, love and happiness. Along for the ride is Maggie, Cowboy's salty ex-girlfriend, Buddy Boy, Cowboy's best friend, and Harold, an unusually young Vegas motel owner who falls hard for Rachel.