Lost Grayson (young justice fanfic)

What if Dick wasn't the only one that escaped that night when his parents died?His adoptive sister Blue Grayson escaped too after being taught by Selina Kyle for years to be the new Catwoman what happens when a job goes wrong and Blue has been put in danger of everything she has worked for will she run or will the past coming looking for her? She is then offered a second chance a chance to live as Blue Grayson.