When Sarah Larsen answers the Bird family’s advertisement, her life changes overnight. The job seems like a dream come true: nannying in a glamorous penthouse apartment with a salary that adds several zeroes to her current income. Sarah signs...

Adora Hazzard has it all figured out. A Stoic philosopher and contented divorcée, she relishes her teenage daughter, her job as a moral tutor for an old-money family, and the bliss of finally being solo. She’s also quietly assembling...