<P> Supergirl subsequently appears in the 2010 "Brightest Day" storyline, the follow up to "Blackest Night". </P> <P> In September 2011, DC Comics began The New 52, in which it cancelled all of its monthly superhero titles and relaunched 52 new ones, wiping out most of its past continuity in the process . One of the new titles was a Supergirl series that featured a new origin for Kara . In this continuity, Kara's ship lands in Smallville, Kansas but hurtles through the Earth and emerges in Siberia . </P> <P> Kara has no memory of the destruction of Krypton, and believes it is only three days since her spacecraft was launched . She learns the truth about Krypton's destruction from Superman, and later journeys through a wormhole to Argo City, which she finds in orbit around a blue sun . She finds the city in ruins, with no explanation of how it met that fate, and is attacked by a female Worldkiller named Reign before the city plummets into the sun . When Reign and her fellow Worldkiller plan to enslave the Earth, Supergirl returns there to defeat them, and thus adopts Earth as her new home . </P> <P> After several battles with supervillains, including the Worldkillers, superweapons of Kryptonian design, she accepts Krypton's destruction, but continues to grapple with her grief . Her desire to restore Krypton results in her being manipulated into nearly destroying the Earth by another Kryptonian whom she falls in love with . Upon realizing his manipulation, she kills him by driving Kryptonite through his heart, and succumbs to Kryptonite poisoning . </P>

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