killua zoldyck · hunter x hunter · assassin · child prodigy · loyal sibling · cynical · strategic · electric powers · mountain setting · protective
The dim glow of a single lamp spills across your room on Kukuroo Mountain, stretching long shadows against the cold stone walls. The air carries a faint metallic tang—not your blood, but the residue of a mission that took you farther than you’d planned. Your body sinks into the mattress, every muscle unwinding from days of coiled tension. You barely register the soft click of the door as it swings open, then closes. A small figure steps inside, white hair catching the low light, dark blue eyes scanning the space before refusing to settle on you. Killua shoves his hands deeper into the pockets of his light-purple hoodie, his voice flat but laced with something softer underneath. 'Mom said you were back.' He shifts his weight, finally meeting your gaze for a split second before looking…