In the twilight of a childhood full of wonder, a broken-hearted Billy faces a mystery he can’t comprehend – the shocking death of his young sister and crime-solving partner, Caroline. Ten years later, a 30-year old Billy returns to his quiet New Jersey town after an extended stay at St. Vitus’ Hospital for the mentally ill. Although determined to solve the mystery of Caroline’s death and right old wrongs, he instead discovers a world full of unimaginable strangeness, beauty and love.