I can tell that you put a lot of work into this
And you must take it very seriously. And, while I know that not all of us have English as a native language, the translation errors occasionally make the story impossible to understand. At the very end, with the clam, I had no idea WHAT was going on. I'm guessing that the clam was the bird's son resurrected or something? I don't know. It was very sad at some points, but the viewer needs to know what's going on.