Silent speaks louder than noise : part 1

Note : This story is completely fictional!

My name is Rajin im 19 years old now im 5'3 tall,black hair,brown eyes nad have a 7 1/2 inches penis.my story happen when it was my 18th Birthday,my parents decided to celebrate it by picnic at the beach.let me make it short...my sister at that time is 18 3/4 years old,she's 5'3 tall,long curly black hair,bgrown eyes same as mine,have a firm breast w/ small brown nipples,and a big ass,yes our family had really big asses..my story goes like this...

it was arround 5 pm when the skies became dark,its cold,we are all wet,and my parents and my sister are slightly drun,me no, they wont let me. dad ordered us to packed and shower before the rain became strong.after 25 mins. i was done packing,my time to shower and change,there are only 2 changing rooms left the other was occupied by the people so i quickly chose the room from the last row and shower..after i shower a lightning strikes and hit the post near us,the result is total black out all over the beach.

it was aroound 6 pm,realy dark and cold,i noticed that my penis is really rock hard maybe it was because of all the girls in their bikinis a moment ago,so i decided to masturbate,im still naked as i sat at the toilet sit..after about 3 mins, im close to cumming but i was stunned because the door was forcefully open by someone,it was my sister,she strip naked her back facing me..i frozed i dont know what to do, before i counld react she sit on my lap,she jump as she noticed that it was soft "what the...what..rajin!! what are you doing here?!"she shounted.."i came her first,get out theres another room net to this" as i said that we heared that that someone has already open it and use it,it was our mom....we both know it because she sung those 80' song when she sowered...."get out sis before someone see us!" i told her.and as she oipen the door the strong gush of wind hit us,everyone using the bgathrooms screamed..so she lock the door bedore it takdes us away...we both are silent just hearing the strong rain and wind that was gushing...and then to our surprise 4 strong gush of wind hit us,my sister jump and sit on my lap facing me and hugging me tightly,.i frozed and my semi ercet penis begun to grow, and i know she noticed it "ra..rajin..." she said..and before i could say sorry another 2 strong gush followed by lightning came to us and she jump again to her fear and hug me again..but this time as she came to a stop she screamed...the head of my fully erect 7 inches penis was in..

"rajjj!!! aghhh!"she shouted

"uggghhnn sorry sis" all i could say

i begun to move butt to unplug it but it just make it worst..just 1 motion i make o\onather 2 inches of me enter her vagina..

"ARghhh raj!....just dont..dont move!" she told me

because to what i did,i just fell that im about to ejaculate..

"sis i cant hold it...im..im ughff!!!!!" i came

"what!?" she shouted

i huged her tighly as i came i shoot 6 stings of cum in her vagina and bgecause of this my 7 inches penis was all in in her vagina..
she just sit on my penis without saying any words....she was shocked to what just ahppen but to my surprise i will be the one who will bge shocked even more...as the rain and wind continue to pour, my sister begun to move his ass up and down slowly still hugging me tightly her face on the bgack of my shoulder..

"sis..." i whispered

"shhhh.....quite before mom hear us..." she told me

and there and then she begun to move fast while we bgoth moan...

"si..siss....aahhgg" i moan

"ugh! ugh ! ./ughhh...."she moan

after about 3 mins of this she begun to move up and down really faster and moaning louder,i know shes about to cum and me too...
and then it happen...

"ARRRRGHHHHUGGG UGGHH UGHHHH AHHHH HA HA AHHH..." she moan

"SIIISSSS UGHHHHH UHG UHG AGHHHH...." i moan

we both came realy hard..after this we just hold ourselves there sitting for about 15 mins. and then we hear the rain stop..she quickly jump pick up her bikinis put a towel and run towards our car..i was still frozen to what just happen..we arrive at home,eat and go to bged as if nothings happen..i lay there in my bed thinking aout what happen until a knock on my door(Part II)