Olga's Self-SacrificeOlga's identity is consumed by the need to save her brother and her family.1The Lively Sisterthe first night K. enters Barnabas's house2Laughter in the Castle Innthe evening she brings K. to the bar3Among the Servantsover the two years before K. arrives4The Architect of Barnabas's Careerbefore Barnabas enters the castle5The Confession and the Hidden Exitthe end of the nocturnal conversation