In the series finale to SUPERMAN & LOIS on The CW and Max, Lex Luthor wages an all-out assault against Superman and his family. Luthor sends a powerful monster he created to kill Superman. However, Superman and his friend, John Henry Irons, figure out a way to kill the monster. So, Luthor decides to use an indestructible war suit, equipped with kryptonite bullets, to kill Superman himself. While Superman struggles against Lex Luthor, Lois, Superman’s wife, prepares a story to expose Luthor to the world.