This documentary takes us inside the walls of Grand Valley Institution—one of five federal prisons for women in Canada. Here, most residents live in small shared houses, in an environment that is supposed to be female-friendly. The film features three unforgettable women over age 50 doing time in a system that can seem designed to frustrate and baffle. Vietnamese Kim struggles with translation and awaits a parole board hearing that seems to never come, while Pearl relies on her faith in God to stay positive throughout the hard reality of prison life. Finally, T.A.'s larger-than-life outlook serves her well, whether …