Mark [14: 52] And he left the linen cloth, and fled from them naked.
who is he?
Mark, the author of the gospel book of Mark
Yeah, that could be right. Who else besides the person writing this gospel would include such a detail? Anyone else might have omitted it trying not to embarrass someone else. After all it is perfectly understandable to be afraid and run.
That person is Mark himself.
He write himself, that person is Mark. Bible is very true