THE GENTLEMAN'S GUIDE TO VICE AND VIRTUE

Includes threats to life and past trauma involving loss.

Some descriptions of injuries resulting from physical altercations.

Frequent use of moderate language throughout.

A bisexual male protagonist and his male romantic relationship are central, treated positively while facing period-appropriate prejudice.

Brief mentions of religious institutions and societal expectations of the era.

Romance is central: the protagonist develops and explores feelings for his male best friend amid family and travel conflicts.

Atmospheric tension, dangerous encounters, and life-threatening situations.

There are sexual references, frank discussion of desire, and some kissing or intimate situations, but no explicit sex scenes.

The protagonist's alcohol misuse and addiction are important plot elements; drinking is sometimes social or humorous but also has harmful consequences.

Adventure violence includes fights, threats, weapons, captivity, and danger; some scenes are intense but remain within a YA historical-adventure style.