Is there another book in the series the immortal instrument by cassandra clare?

Answer 1

There were originally three books. It was a trilogy. However, Cassandra Clare has since announced that the final series will be composed of six books.

1. City of Bones

2. City of Ashes

3. City of Glass

4. City of Fallen Angels

5. City of Lost Souls

6. City of Heavenly Fire

Cassandra Clare is also currently working on a new series that is still based on nephilim but is different. The new series is called The Infernal Devices, and -as of yet- will be a trilogy.

Answer 2

Yes, there are additional books in the series "The Mortal Instruments" by Cassandra Clare. The series consists of six books: "City of Bones," "City of Ashes," "City of Glass," "City of Fallen Angels," "City of Lost Souls," and "City of Heavenly Fire." Additionally, there are prequels and sequels that expand on the world and characters in the series.