A fishbthats small in "dangerous waters" it probably doesnt have its natural predators inside the dragons belly and therefore managed to live long enough to grow this big
I'd say bigender actually. Since it doesn't seem like she minded being a guy physically or otherwise, she just was >:'( at not being as likely as girls are to be in the situation to be the one who cheats on their partner.
And at the same time, she doesn't have any issues physically or otherwise...
Being 13(?) With a height of 154cm with a weight of 38kg. That menas that her bmi is 16. Which, luckly does mean she's in a healthy bmi range FOR HER AGE.
But it's really fucking low, 36.4kg is the line under whoch you become underweight at that age. And keeping the 38kg into adulthood, lets say...
To Anyone confused about if Shu is a woman or guy. Look at her in the last panel of the last page.
Those are boobs. Based on the fact that we can see them, we can assume a gender identity that's okay with having boobs like that and not binding them so that the chest is flat. Therefore. Woman.