John Corben rescues Lois from an explosion at one of Tess' labs. While investigating the explosion, Clark is infected with red Kryptonite and under its influence takes Zod to the fortress. Later, Chloe agrees to help Tess by sending John to the fortress to keep Clark from exposing the truth.

Chloe becomes trapped inside Watchtower with Tess and tries to stop the Kandorians from accessing information on Watchtower's servers. Meanwhile, Clark learns that Zod's soldiers have superpowers, and a confrontation with Zod leaves Oliver near death and branded with a Z.