so im a vergin never had sexual contact so ik its not a std lol but its a pain thats not at the tip of my penis or anything... heres my story: not to be to detailed but my me and my gf tried phone sex for the first time and for some reason i couldnt get it up it took a while to get fully hard then when i ejaculated like i had this pain that went from like right under my balls to my anus like its so hard to explain like the pain went down like my vains felt like i was pinching them idk what it is and i masturbated recently and had almost the same thing again and i couldnt get it up again whats going on ???