In "The Manor Peacock," the focus is on two prominent aristocratic families—the Harringtons and the Montroses. The Harrington family, despite their wealth and social standing, is dealing with internal turmoil. The patriarch, Lord Edward Harrington, is desperate to uphold the family legacy and restore their fading influence. To do so, he orchestrates an arranged marriage between his rebellious grandson, Sebastian Harrington, and Rose Montrose, the modest but sharp granddaughter of an old family friend. What follows is a whirlwind of emotions, betrayals, and revelations as Sebastian and Rose navigate their forced relationship, while the secrets of their families slowly unravel.