This technique may help you. You'd have to draw the stitching lines yourself, but the technique would work.
puss in the corner quilt block
and all kinds of patterns came up including 2 Videos. I do not know if you are looking for something special. You might want to try again.
Sorry I just realized that you are looking for a ITH design and not sewing.
P.S. Maybe this time you could let us know if any of the answers were helpful. It would be much appreciated.