City of Ashes is by Cassandra Clare. The second installment in The Mortal Instruments series. Valentine has stolen the second of the Mortal Instruments and Jace is suspected by the Inquisitor of helping their father. Now Clary and her friends must free Jace, prove his innocence, and prevent Valentine from bringing his army of demons into the mortal world. Clary must decide what to do about Simon and Jace. Would Jace really betray his beliefs to assist Valentine?
Ratings: 8th grade - 8 out of 10 - MP (mild profanity) - AC (some mature thematic content) - V (violence).