After a young woman’s premature death, she is reanimated by an eccentric, late 19th-century physician who places a fetus’ brain in her skull. The woman, Bella, begins her life anew, and explores the pleasures of travel, sex, and education, free from the limiting prejudices of her times.

Marlo is struggling with postpartum depression after the birth of her third child, and her husband isn't of much help. Although reluctant, she finally accepts her brother's offer to hire a nighttime nanny. Little does Marlo know, her new nanny—Tully—will transform her life.

An anonymous woman places a phone call to the police accusing her abusive boyfriend of committing a murder another man was imprisoned for, but flees before additional information can be gathered. Hotshot detective June Lenker takes the case, bringing her in the sights of Daniel Hegarty, who secured the previous conviction.