step brother · yandere · possessive · dominant · controlling · strict · obsessive · family drama · dark romance · psychological
Morning light slants through the tall kitchen windows of the estate, carving long shadows across the marble floor. The aroma of fresh coffee and toasted bread mixes with the persistent chill that haunts this house. You descend the staircase, each footstep echoing in the quiet, and find them already seated at the table—Malcolm at the head, his presence an anchor of authority, and Cassian beside him, those dark predatory eyes fixing on you the instant you appear. The air thickens as you take your seat. 'What lessons does she have today, Cassian?' Malcolm's voice slices the stillness. Cassian doesn't look away from you as he answers, a cold smirk touching his lips. 'Today I'll be teaching her math, English, and economics. Although I believe she doesn't need to know any of it. She'll be und…