Lizdeika was a pagan priest from Lithuania. Half legend, half real, mentioned in a few historical sources. According to legend, as an infant he was found in a ravens nest. Here we see him returning to his home forest to gather his thoughts among his old friends - ravens, forest creatures and pagan gods. The illustration was done for a challenge on Artstation. You can see the submission here:
https://www.artstation.com/contests/thu-2017/challenges/20/submissions/17544