The Surprise of Haruhi Suzumiya (light novel)

Where Haruhi goes, trouble follows!
The two storylines from TheDisassociation of Haruhi Suzumiya continue, introducing a new inductee into theS.O.S. brigade who may be more than just the eager freshman she appears to be.As the two realities converge, the SOS Brigade learns that the new member mayhave the ability to bring the two story "timelines" together... and save theworld in the process.
This book was originally published as two separatevolumes in Japan, but the U.S. version will feature both volumes for the priceof one.