The Walled City

http://hip1.sjvls.org/ipac20/ipac.jsp?session=1417805WG474L.7018&menu=search&aspect=subtab255&npp=20&ipp=20&spp=100&profile=thq&ri=&term=&index=.GW&x=0&y=0&aspect=subtab255&term=The+Walled+City&index=.TW&term=Graudin&index=.AW&term=&index=.SW&term=&index=.NW&term=&index=.SE&term=&index=.STW&term=&index=.EW&sort=The Walled City by Ryan Graudin

As Jin Ling tries to save her sister, Mei Yee, from the Brotherhood of the Red Dragon in Hak Nam Walled City, one boy, Dai, can reunite them and save their lives--but only if he's willing to risk his own.