When tina unlocks tariq’s room what does she think about it?

Light shredded the darkness as Charlie opened her eyes. The room smelled like her cats litter tray had been left out in the sun. Her head throbbed, her wrists and ankles burned under her uniform. Above Charlie, a spider dangled from a solitary thread. She tried to sit but jolted back to the carpet, which barely concealed the concrete underneath. Charlie thrashed her feet, shaving her skin. Blood tickled her ankle before her sock dampened. She hauled both arms against her restraints but the cuffs stripped her flesh like a knife thinning bark.

Question 4 i think is expository