1boy 1girl absurdres aerial_fireworks age_progression animal artist_name bamboo blood book bridge bruise bruise_on_face carrying closed_eyes closed_mouth comic crying facing_to_the_side facing_viewer fireworks flower greyscale hair_bun hair_pulled_back hakuji_(kimetsu_no_yaiba) hands_up haori happy hetero highres hug hug_from_behind injury japanese_clothes jiuyu0 kimetsu_no_yaiba kimono koyuki_(kimetsu_no_yaiba) long_sleeves medicine monochrome morning_glory nihongami open_book own_hands_together piggyback plant pointing profile reflection reflective_water ripples short_hair silent_comic silhouette single_hair_bun smile summer_festival sweat tanabata tears torn_clothes torn_sleeves tray updo upside-down vines walking water wide_sleeves