I’ve been trying to draw a sad anime character, but the expression still feels flat. The eyes and mouth don’t seem to work together, and I’m not sure what I should change. I think my facial anatomy and shape language need some work. Using Procreate, any idea why?

I’ve been trying to draw a sad anime character, but the expression still feels flat. The eyes and mouth don’t seem to work together, and I’m not sure what I should change. I think my facial anatomy and shape language need some work. Using Procreate, any idea why? | Artwod Feedback