The three brilliant and unconventional siblings, Eleanor, Robbie and Sarah find their lives upended when their reclusive German father, Henry, shoots himself. After the funeral, Eleanor finds a will in which her father has left his entire estate to a woman she has never heard of. Hiding this information from her brother and sister, Eleanor is determined to solve this mystery, in turn uncovering shocking details about her father's past life. However, Henry is not the only Hoffman with secrets to hide. In the days, and weeks that follow, as the siblings fall out over their inheritances, they learn things about each other that they could not have imagined to be true.