Editor's note: this story contains scenes of incest or incest content.
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-Dec. 19, 2019-
I woke from my dream to the sensation of a wet tongue being slowly dragged along the underside of my cock.
I stiffened up immediately, before relaxing back down into the couch as I heard a giggle from under the blanket across my lap. The party for my sister's birthday the night before hadn't been too crazy, but apparently I had passed out on the couch at some point.
As the haze from my vague sex dream dissipated, I felt my girlfriend's tongue reach down and coat my balls with her spit. I groaned a little involuntarily, she was being more adventurous than usual. In fact, I couldn't recall her ever pulling a stunt like this before, my cock surged at the thought of her boldness.
I took a quick look around the living room to see if anyone else might be awake to catch us. I saw only passed out bodies as I panned, I guess the party went harder than I had thought.
Claudia's mouth closed around the head of my dick as she gently tongued the opening. I groaned again quietly and snaked my left hand down under the blanket into her hair. She moaned in approval and took the initiative to dip her head down a couple inches.
I scooted myself upright a little, being careful to stay quiet. The motion scooted the blanket with me, exposing Claudia's feet from the far side of the couch.
I paused immediately, those definitely weren't her socks. My hand involuntarily gripped down in her hair as I scanned the room again. This time, despite the limited predawn light, I spotted her. Claudia was curled up in a ball on the recliner on the far side of the room, just as passed out as the rest of the party guests.
My blood ran cold. Panicked, I reached down with my right hand and slowly lifted the blanket.
Despite my grip in her hair, my sister popped my cock out of her mouth and smiled. She held a finger up to her lips as she silently shushed me, then seductively ran her tongue up it.
"WHAT THE FUCK" I whisper shouted down to her.
"Bro, chill," she very quietly soothed me, "It's my birthday," and without another word of explanation, dove back in to sucking on the head of my dick.
"We cant..." I tried to protest, but she silenced me by tossing the blanket off, fully exposing us to anyone who might wake up.
"I can do whatever I want," she said simply, "After all those songs we wrote together, what did you think was gonna happen?" Her hand replaced her mouth as she replied to me, gliding up and down easily, coating me in her spit.
My eyes kept panic darting back and forth from her to everyone else in the room. I was broken from my routine by her loudly spitting on the head and squelching it down the sides of my cock as she lubed me up further.
"Shh... please, we have to stop-" She cut me off again by tonguing under the head.
My left hand involuntarily gripped her hair tighter as she worshiped my dick, and she moaned with a smile.
"You're gonna wake them up..." I tried to protest, but I was already feeling my resolve crumbling as she pleasured me.
"Tell you what," she spoke way too loudly for my comfort, "The quicker you give me what I want, the less risk of us getting caught." Her head dropped down again and she tongued my balls, her hand continuing to jerk me off.
I trembled a little as she loudly sucked one ball into her mouth, then the other. Her eyes lit up with fire as I let her service me.
"This is so wrong-" I started again before she cut me off.
"I've seen your pornhub history dude, it's not that weird," My cheeks flushed as she continued, "Plus, your dick is hard as a diamond, you cant tell me you've never thought about fucking me."
My cock definitely surged at those words, I could deny it but we'd both know it was a lie.
"We have to stop, we're going to get caught for sure," I continued to whisper.
"Give me. What. I want." She said pointedly, talking even louder than before. She held eye contact as she jerked me off faster, not attempting to stay quiet at all.
"Fine, ok, fuck," I relented as I relaxed further into the couch, "You just have to be quiet, ok?"