"Last Argument of Kings" is the third book in the First Law trilogy by author Joe Abercrombie. The story continues the intertwining narratives of key characters, including Logen Ninefingers, Jezal dan Luthar, and Glokta, as they navigate a world filled with political intrigue, war, and moral ambiguity. In this installment, the characters face the consequences of their choices and the brutal realities of power. The novel explores themes of loyalty, betrayal, and the harshness of fate, culminating in a dramatic conclusion that challenges the characters' beliefs and ambitions.