"I need help testing my new equipment"

ai generated anus australian shepherd balls big balls big penis biting lip blue eyes blue fur blue hair bluey bluey heeler bluey (series) cub cub/solo cute dog f2m female to male foreskin genderbend genderbender horny humanoid penis inviting laboratory looking at viewer male male focus male/solo penis precum precum drip presenting penis sex change smug smug face solo sweat sweating transformation unretracted foreskin urethra young young boy