It is wonderful. The only thing I think you need to work on are your lips. If you were to continue your line a tiny bit further and add a slight curve, I believe the lips will look better. I love your artwork. You are a very talented artist.
Even though this is a couple years old, I still think this is a sweet piece. It carries the exact same kind of subtle symbolism that all your others later on carry. I have to say, you keep getting better as time goes on, if all your recent submits are any indication.
This is just a brilliant moment to think of / capture...
Your linework is really good, I have no "advanced critique" to make from where I stand, other than the fact that I don't really get the forearms' perspective, but I think that's just me... I couldn't do this, I believe
I love the snow white details, and the characters' styles too.