In the gritty underbelly of 1960s Los Angeles, "Summer of Roses" follows Joseph Sullivan Kennedy, known as Sully, a former LAPD detective turned reluctant hero. Haunted by the loss of his partner Mike and disillusioned by rampant corruption within the force, Sully walks away from his badge, seeking solace in the smoky haze of his bar, Mike's Place, on Sunset Boulevard. But the city's shadows refuse to let him go.