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.

In the Season 9 finale, Zod claims to be the Blur and asks Lois to steal the Book of Rao from Clark; Lois asks Clark for full disclosure, but he refuses; Oliver disappears while he and Chloe attempt to fight the Kandorians by reconnecting Watchtower's satellites; Tess is seriously injured after confronting Zod; and Clark and Zod have a showdown as they battle for Earth.