When Mags Jensen disappears, soon after learning she has early-stage dementia, her three grown up children are brought together to search for their mother. Over several days, old tensions rise to the surface, harking back to an earlier tragedy that splintered the family. The Heart of Everything is a taut and compelling account of the nature of family relationships and the uneasy grasp of the past over the present. Powerful revelations take hold between the siblings and their efforts to find Mags become increasingly frantic as they are forced to ask: will they ever see their lost mother again?