After Fye put a barrier around them, Mokona teleported the group outside of danger but still in the same world. They try to hide in the library. Where to find out more about Syaoran's past Kurogane sets a trap for Syaoran to open the "Book of Memories" first but things go horribly wrong and Kurogane opens the book frist and Syaoran second. Syaoran is now trapped until he is finished seeing Kurogane's past. To makes things worse, the country security has found out where the group is hiding. Will they escape from the country security? (thetvdb.com)