my first love but not her first sex partner...part 1

sorry for not update long time......i know this girl in 19 yrs old...can say it is my first love...5ft 3not a good looking girl,A cup,still virgin...but our relationship last for 7years...for the 1st 2yrs we just date didnt have any sex at all....maybe i too busy for my collage assiment,most of the time im not going out wit her so offen.....that im a friend guy means most of the time i wit my collage mate(guys only).1 night in my 21st birthday i celabrate wit her in a 5 star hotel.that night i really feel that no problem to have sex wit her...after having a great dinner....we have some wine in the room......for a moment i start kissing her.....my hand move to her breast,start open up her shirt button....she didnt show any unwilling.....so i move further...i open up her bra.....my hand grap her breast she feel comfort then i lick her nipple,its start being hard,next step my head going down to her pussy n lick slowly.....wooo her pussy getting wet n i know its time to get action....wonder y in that i don feel like i want to use condom.i get my cock near her pussy then i start pushing....but i cant get a right position,try for few min but also can get my cock in......really fustrated at that time....her pussy start dry....then is force to put it in she scream pain...maybe too dry.she say very pain so i stop it...really sad for it cos i tot i have no problem on it cos i do it before.i ask her to blow for me,still a amature,she cant do it well...her teeth scratch at my cock i feel pain...then i call her to stop......so for that night nothing happen.....wat a great birthday....