1boy 1girl blue_eyes blue_hair book bookshelf brown_hair collared_shirt commentary_request eyelashes facial_mark fate/grand_order fate_(series) fingernails forehead_mark glasses hand_up hans_christian_andersen_(adult)_(fate) hans_christian_andersen_(fate) haruhikohiko holding holding_quill indoors looking_to_the_side open_mouth paper quill sesshouin_kiara sesshouin_kiara_(lily) shirt striped striped_shirt sweat teeth tongue vertical-striped_shirt vertical_stripes yellow_eyes