newgrounds is predominantly used by those who speak the English language
i think that the option for the movie to have its dialogue displayed in English would open this to a wider audience
that aside the art work was good but some things detract from that
for example instead of having the character glide across with simple tweening adding a walk cycle or a side pose would improve the animation
i will admit i didnt punch every letter into google translate so i can only judge your story by the Author Comments
i just tried clicking what i assumed was a "next" button to progress through the submission
but anyway
decide weather this should be a game or movie you could develop this into either
if it is to be a movie you need more characters and dialogues between so that the viewer can infer from this what the character is like instead of just being told
if its to be a game you need to challenge the player and give the player incentive to continue