Book excerpt: A story of "two sisters--Miranda, the older, responsible one, always her younger sister's protector, [and] Lucia, the headstrong, unpredictable one, whose impulses are huge and often life changing. When their mother dies and Lucia starts hearing voices, it is Miranda who must find a way to reach her sister. But Lucia impetuously plows ahead, marrying a big-hearted, older man only to leave him suddenly to have a baby with a young Latino immigrant. She moves her new family from the States to Ecuador and back again, but the bitter constant is that she is, in fact, mentally ill"--