Son of the shadows

Several deaths occur, including Niamh's apparently reported death, Sorcha's death, Liam's killing, Fionn's strangling, and a suicide involving Aisling.

Injuries and physical trauma are mentioned, particularly regarding torture and battlefield conditions, but not overly graphic.

Occasional stronger language may appear, but it does not seem frequent or central to the story.

Druidic traditions, Irish mythology, the Fair Folk, sacred islands, Christian institutions, and religious or spiritual obligations are prominent.

Romance is central: secret love, forbidden relationships, marriage expectations, pregnancy, family conflict, and Liadan's relationship with Bran drive much of the plot.

Threat comes from abduction, supernatural forces, dangerous bogs, imprisonment, visions, escape, and characters facing serious danger.

Sexual activity is implied by Liadan's pregnancy and adult relationships, but the supplied material does not indicate explicit sexual description.

Brief mentions of social drinking or herbal preparations, typical for the genre.

Frequent conflict includes armed attacks, killing, kidnapping, fighting, betrayal, torture, and attempted murder; violence is consequential rather than purely comic.