Good grief
This image is unavailable on Donmai. Go to Danbooru or disable safe mode to view (learn more).
Artist's commentary
GuP Kindergarten Returns! Story 421 - Oneshot. Winter at Aoshidan Kindergarten
English:
Winter camp.
Everyone is cold. The teacher says that if they had muscles, they wouldn't be cold.
But a few years later, everyone has developed something that is not muscle...