Done as a practice to warm my hand after a long hiatus. Used Paint Tool Sai for I couldn't get Photoshop to work for some reason. 
You see the first sketch here, just getting an idea of what to do.
 
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And down here is the rough plan of colors and light. After that point, it's just refining.
OC - Ruby - Smile
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OC - Ruby - Smile

Paint Tool Sai practice

Published: