hi i am 17 years old i had sex with my gf 7-8 times but without protection we were not in a relationship with any other boy or girl . but now we are not sexually active since 1 month. now i can see some lumps on penis and a drop of liquid on my penis its a very small drop it is sticky its not a sperm i guess. plzz let me know that what i am suffering from? i am very worried and terrified :-(