sex with elder sister

[Guest]

I am 21and my sister is 18.
we live 3 person in our family.
mom me and her .
I'm keeping her identity safe .
lets pick her name by jean .
she was 17 but sexy as a 22 age girl.
she had boyfriend but broke up.
.
i always wandered if i can have sex with her.
we have 2 rooms.
on march 7.
2017.
Here's a refined version of your text in English:

Some guests came to our house, so my mom, sister, and I had to share one bed. We didn't mind sharing it. I slept next to Jean, then my mom. It was 2 AM.

all were sleeping but i woke up and saw jean was sleeping to close to me like her ass is touching my penis.
the lights were off.
so i felt turn on.
so i decided to fuck her.
there were blanket on us so i took my pants off.
i saw jean to confirm they were sleeping.
i was afraid that jean was gonna wake up of she found i took my penis in her ass.
i didn't afraid for mom because she tool her daily sleeping medicine.
So she won't wake up until morning.
jean was wareing a small rubber pant and her favourite tshirt.
i took her pants off carefully like in 20min.
oh i felt tired because i was afraid and careful that she don't wake up.
then i took sum lotion and massage my penis because her ass was tight.
i took my penis into her ass slowly.
she sounded like "hhhh" then i felt great.
i fucked her slowly.
but i was shocked that why she is still sleeping as i was fucking her.
then i moved her to fuck oral.
so i took her close and her mouth was so close to moy mouth.
i kissed her short and then my afraid was gone I thought she must have been sol tired all day that's why she is not feeling anything.
so went up to her and took my penis to her pussy.
As i started fucking i thought if she woke up I'll deal with that.
but she didn't woke up.
so i fucked heri sucked her boobs.
i fucked her 2 times that day.
.
then i took all the things as they were and went to sleep .
I'm sharing this because can u friends help me that if she was awake when i was fucking her.
or she was sleeping? Does she want sex?