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Content snapshot
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Violence
A lot
Significant violence — Sebastian's malevolence; demonic plans; a significant sacrifice
Language
Some
Contemporary language; some strong words
Sexual Content
A lot
Explicit-adjacent romantic content; Clary and Jace in complicated circumstances
Substance Use
None
No substance use
Emotional Intensity
Very heavy
Sebastian's malevolence — this is his most dangerous installment; Jace and Clary's situation — they can be together, but something is wrong with Jace; Explicit-adjacent romantic content; A significant sacrifice late in the book; The demonic plan — Sebastian's actual goal
What this book is about
The fifth Mortal Instruments novel: Jace and Sebastian are supernaturally linked — what happens to one happens to the other. Clary must find a way to separate them and save Jace without destroying him. City of Lost Souls is one of the darker installments, with Sebastian at his most actively malevolent.
Notes for sensitive readers
Reader-flagged moments and themes that may affect your experience.
Sebastian's malevolence — his most actively dangerous installment
Jace and Clary's situation — together, but something is wrong with Jace
A significant sacrifice late in the book
Explicit-adjacent romantic content — complicated by the circumstances
Reader Verification
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