Luper, Eric, <br/><br/>
Spy's secret / 
by Eric Luper  
 - Gurgaon :  Scholastic India,  2018. 
 - Key hunters ;  book 2 .
<br/><br/> In their second trip through the enchanted library, the new key lands Cleo and Evan in the middle of a spy story, where their impossible mission is to stop a traitor who calls himself Viper--and they find themselves working with the replacement librarian, Ms. Crowley, whose exact role in their adventures is becoming increasingly mysterious. 
<br/><br/> Appeals to 2nd-4th graders.  Reading level grade 3. 
<br/><br/><label>ISBN: </label>9789352752263 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Books and reading--Juvenile fiction.<br/>Libraries--Juvenile fiction.<br/>Magic--Juvenile fiction.<br/>Locks and keys--Juvenile fiction.<br/>Best friends--Juvenile fiction.<br/>Spy stories.