IMMORTALITY

Death is a central theme, with frequent discussions of mortality, deceased characters, and the morality of life extension.

Frequent, detailed descriptions of anatomy, dissections, and medical procedures common to the era's medical schools.

Uses historical period-appropriate language; contains occasional mild profanity.

Includes brief mention of side characters with queer identities, though not a central focus.

Religion is mentioned in the context of the era's social norms and burial customs.

A central romantic subplot develops between Hazel and Jack, involving intense emotional connection.

Resurrection, death-related mysteries, danger, and eerie supernatural situations can be frightening or tense.

Contains very mild references to romantic intimacy, consistent with a YA historical romance.

References to alcohol consumption in a historical social context.

Includes descriptions of 19th-century medical procedures, grave robbing, and some physical altercations.