Three seconds of a 2D animation clip ( unfinished )

I have made a short clip that A man appears with a worried and sad face، and he raises his head to show a warm smile, then his hair is tossed about by the wind.
Number of drawn frames: 19
Total frames ( yet ) : 37
Time taken so far: 38:30:42
https://vt.tiktok.com/ZSqRofc1L/
*You can check out my TikTok account to see the rest of my work.