♪ i can't go back, changed my life, losing all control ♪ ♪ look at me now ♪ >> it's hot. >> brian sauer is just one of many aspiring musicians at the louisville metro department of corrections jail. ♪ i cry and dream at night and wish i didn't leave this life ♪ ♪ they try to send me on a long trip, vacation, a trip ♪ >> the themes of their songs and raps are often based on pain and suffering. ♪ a lot of ass-whoopings >> but some, like sauer, hope to sing a different tune the next time they're released. ♪ i know there's more to life than this, and damn, i miss my wife and kids ♪ ♪ was a sad day when they took my life away ♪ >> you know, i want to live a normal life, you know what i'm saying? i've got a good girl on my side. she's there for me, sends me money, phone calls, letters, cards, things of that nature,