In fact, it was hard for me to make this smile. I usually don't often make a happy face, so they often turn out to be crooked. I need more practice and a little happiness in my project, albeit for a short time.
Well, some changes in the eyes, I decided to go back to simple stylized eyes, but I improved them in some points.
Renders: https://drive.google.com/drive/folders/1S5HBk-2gN4q9LAErOgtMYZgsr3CcAcQu?usp=sharing