Book Riot featured discounted titles on May 15 including a story inspired by Countess Elizabeth Bathory and accounts of medieval duels.
Book Riot promoted several titles at reduced prices on May 15 2026. One featured book recounts a bloody tale drawing from the life of Countess Elizabeth Bathory. Another covers the final duel in medieval France. A third explores themes of grief love and libraries. Additional deals were listed for the day. The promotions focus on historical and personal narratives.