He cuts her hair

In a macabre twist to further assert dominance, Lucius Malfoy, with a glint of cruelty in his eyes, ordered Hermione to sit on a cold, ominous stool at the center of the dimly lit chamber. As she reluctantly complied, he produced a silver dagger, its blade gleaming malevolently in the low light.

With deliberate precision, Lucius began cutting Hermione's hair, lock by lock, the metallic snip echoing through the chamber. The symbolic act carried a menacing message, aiming to strip away not only her physical identity but also her sense of self in the face of the Death eaters

As each strand fell to the ground, Lucius maintained a stoic demeanor, emphasizing the cold and calculated nature of the Death Eaters. The act served as a stark reminder of the consequences of crossing Voldemort's followers, a visual representation of the power they held over those who dared to oppose them.

Hermione endured the ordeal with resilience, her gaze unwavering, concealing the inner turmoil provoked by the degrading ritual. Lucius, satisfied with the psychological impact of his demonstration, allowed her to leave, her shorn hair serving as a tangible reminder of the fear the Death Eaters could evoke.