The third child in a family that wanted only two, Muriel Sullivant has always been the outsider. Muriel would prefer not to spend a Saturday afternoon with her sister, no doubt dispatched by Lidia to lecture her about slimming down and toning up, highlighting her hair, getting a better job, and moving into an elevator building. Only this time, is different. Distressingly so. Pia leaves Muriel without a single instruction in self-improvement and with a terrible secret she is sworn to keep.