1boy, 1girl, aged_up, brother_and_sister, fins, fish_tail, from_side, furry, furry_male, greyscale, hands_on_own_hips, hood, hood_down, hoodie, looking_at_another, monochrome, open_mouth, original, pants, ratatatat74, shark_boy, shark_girl, shark_tail, sharp_teeth, shirt, short_sleeves, siblings, tail, teeth