1boy, animal, animal_hug, clenched_teeth, closed_eyes, death, dog, greyscale, hug, hunter_x_hunter, killua_zoldyck, layered_sleeves, long_sleeves, male_focus, mike_(hunter_x_hunter), monochrome, mourning, profile, shirt, short_hair, short_over_long_sleeves, short_sleeves, simple_background, sobbing, spiked_hair, t-shirt, teeth, upper_body, wz_(woyzeck)