King of Sloth by Ana Huang Summary King of Sloth by Ana Huang. It’s a new release and the fourth and final book in the Kings of Sin series. Let me tell you the story of Sloane Kensington and Javier Castillo. Sloane Kensington is a highly successful businesswoman. She’s straightforward, brave, hardworking, and somewhat of a workaholic. She's kind-hearted at her core, but she often comes off as cold-hearted—and there’s a deep reason behind that, which we’ll get into later. Sloane is someone who confides in her close friends and deeply values their presence in her life. One of the most important people in Sloane’s life is her 10-year-old half-sister, Penny, whom she affectionately calls “Penn.” Despite being estranged from her family, Sloane secretly meets Penn and showers her with love and care. Her father and stepmother, however, forbid any interaction between Sloane and Penn. The tension stems from Sloane’s refusal to follow her father's plans. After her studies, her fathe...