Catherine's POV
"Hmm~" Lancaster whimpered, trembling as sweat instantly covered his skin under the white cloth restraints.
I couldn't deny the twisted satisfaction I felt watching him struggle, especially when he was bound like that. If my nails pushed a slight twist in his wounds, he would convulse in pain.
Perhaps reaching the threshold of agony, he surprisingly laughed. I arched an eyebrow, observing Lancaster trying to control his breath and enduring the pain as he stared at me through the white cloth.
"Hahaha, Catherine, pitiful Catherine, my dear sister, you can't kill me."
A growing shadow darkened my heart.
"Father won't let you do it. I know. And you can only obey our father's commands," he said, his red lips under the white cloth turning pale from the pain, yet he continu
