1boy abel_(shiro_seijo_to_kuro_bokushi) bangs black-framed_eyewear black_pants blonde_hair blood blood_on_clothes blue_eyes brown_footwear chair collared_shirt crossed_legs dress_shirt feet_out_of_frame glasses grey_background grey_shirt hair_between_eyes hand_up kazutake_hazano labcoat long_hair long_sleeves looking_at_viewer male_focus office_chair on_chair open_clothes orange_socks pants parted_lips ponytail semi-rimless_eyewear shiro_seijo_to_kuro_bokushi shirt shoes sidelocks smile socks solo sparkle stethoscope swivel_chair two-tone_background under-rim_eyewear v-shaped_eyebrows white_background