In her twenties, Rachel Walsh was a mess. Since her spell in rehab, though, she's come a long way on the road to recovery - and now, she's ready to go back to where it all began. But this time, the student has become the teacher. She used to hate the staff in charge of treating her addiction. Now, she's one of them. Rachel's finally got herself on track - but life never stops being messay. And when an old flame resurfaces, will she go back to who she once was? Or at fifty, can she find herself all over again?