After a shocking death, Clarke and Finn grow closer. Bellamy must keep the group from turning on one another and Abby takes a huge risk.

A suspicious Clarke confronts President Dante Wallace and demands answers. Kane interrogates one of the 100, and Abby performs emergency surgery.

Brandon learns Mike has a new girlfriend, Dani, and Brandon goes to great lengths to pay Mike back for piano lessons.

While Capheus enjoys a welcome surprise, Lito makes a splash at a high-profile event. Riley works to gain the trust of a Sensate she saw at the rave.