Between the ages of 18- 30 some men suddenly begin to change, muscles bulge, ears stretch and tails burst free, they become Jacks! Marshall is a young Private in the army who's world is about to become a haaaawlll lot different! #donkeytf#tfeverydaywww.furaffinity.net/view/58050735/

The Jacks by Scyphozoa

Based on a story concept by Steve from Male Transformation that got my muse spinning! . . Marshall is a proud Private in the Army, eager ...