hey all, im a straight guy with some naughty curious thoughts.. one of which im wanting to try.. 1st time: i really want to lick n suck a cock from start to finish

but not sure if i could front upto a guy as im shy
so i heard about this glory hole and wondering if anyone has any expierence there?? and if you think this wud be a good way for me to play with a cock 1st time??