crimes in the past, the relaxed atmosphere in cosmo allows the security officers like sergeant ericka estis, to let down their guard. >> i feel comfortable with her doing my hair. i mean, it's just like if you go out and in the free world getting your hair done, you're taking a chance with somebody doing your hair. >> ladies, i need for you to return your shears, please. >> but at the end of the day, these hairstylists are still convicted criminals. and any sense of freedom is short-lived. >> being in prison, it's going to keep me out of trouble, i know. 'cause i don't want to come back. i don't want to come back. i want to stay at home. at first i was all big-headed about it. but i don't want to be here. this ain't no place nobody wants to be. >> up next, one inmate gets her freedom while another contemplates a lifetime behind bars. >> if only i could go back and not do it but you can't.