1girl arona_(blue_archive) bangs blue_archive blue_hair blue_shirt blue_sky chair closed_eyes closed_mouth cloud commentary_request day desk doran_(dorannomai) facing_viewer hair_over_one_eye hair_ribbon halo highres hugging_own_legs indoors knees_up long_sleeves panties pleated_skirt puffy_long_sleeves puffy_sleeves ribbon ruins sailor_collar school_chair school_desk school_uniform serafuku shirt shoes skirt sky solo underwear white_footwear white_panties white_ribbon white_sailor_collar white_skirt