"In the Easy Mode of Daughter of the Duke Love Project!, you play as Ivonne, the duke's long-lost daughter who quickly gains the affection of the various male characters to win the game. Very easy! In Hard Mode, you play as "villainess" Penelope Eckhart, the duke's fake daughter who starts her adventure with negative affection points. Very hard...and filled with gruesome deaths?! Misunderstood and pining for love, one girl finds that she has much...

"Penelope and Callisto safely escaped the assassins, but the danger is far from over. The crown prince has been left in mortal peril, and Penelope...is standing trial for attempted murder?! Accused of attacking seven nobles during the Hunt, she faces a court proceeding that, in actuality, is nothing more than an elaborate sham to frame her. With false testimonies filling the courtroom, Derrick proving himself untrustworthy, and Callisto being unfit...

"Penelope Eckhart's fate may seem grim, but she's determined to avoid it by rescuing sympathetic love interest Eckles. Yet when her very way out of death turns out to be more dangerous than she thought, Penelope realizes she needs a backup plan-and a backup man...! "--

In 1120 A.D., the heir to the English throne dies when the royal ship burns at sea. The King calls on his subjects to accept his daughter Maud as ruler until her son comes of age, but the church backs his nephew Stephen. Squire Bartholomew pledges his loyalty to Maud and is thrown in jail, leaving his daughter Aliena and son Richard alone. Maud goes raises an army in France and attacks Stephen. Meanwhile, Tom Builder is destined to construct a cathedral...