The Dangerous Lord by Sabrina Jeffries is the third book in The Lord Trilogy, a Regency romance novel about Ian Lennard, Viscount St. Clair, a notorious rake, and Felicity Taylor, a gossip columnist who tries to ruin him but ends up marrying him instead. To secure his fortune and an heir, Ian forces Felicity to marry him after she exposes his past, leading to a battle of wits and a passionate romance as they discover a deeper connection beneath their conflict.