After the events of "" Superman must leave Earth for an undetermined amount of time swearing off his Earthly connections in the eyes of his fellow Kryptonians to keep an eye on General Zod the New Kryptonian military commander, but he secretly tells Lois he still considers her his wife and will come back to her. In the issues of "Action Comics" Lois has reunited with Christopher Kent who has aged to adulthood in the past months and became the new Metropolis hero Nightwing. Supergirl and Lana visit Lois' apartment to tell her the bad news that her sister Lucy Lane was killed during a battle with Supergirl. Lois doesn't believe that her sister is dead and refuses to accept the news until she has irrefutable proof. Lois asks Supergirl for a recovered piece of Superwoman's costume.