A new partner of fun
She sucks smoothly and wraps her tongue up around the palpitating cock.  - For the Love of Frog Ch. 2 (Saria Pt. 7)
She was in the midst of an anxiety attack, one that caused her heart to palpitate and her nerves to start to fray. she was entering into a world of anguish and hopelessness, unable to stop herself as she cried out in hysteria.
RumpWrecker12: Monkey Business
Now he was feeling heart palpitations just talking to a random dude with a nice voice on the phone. "ohh, sure," the voice grunted. "yeah, yeah, good timing. here's the address..." tristan entered it into his phone.
White Rabbit
His heart was palpitating. _"jeez... what was that? it must have been my imagination... but it scared me for a second there."_ he was too busy blinking it off and shaking his head to notice, at first, that peter was chuckling.
Chapter 4: The Vixen in the Northeast Wing
The thought made pete's heart leap into his throat, and he had to catch himself against the smooth marble wall whilst he recovered from the palpitations.
Digital Wolf Story - Our First Time [ENG]
First i had palpitations from nervousness and panic, now from nervousness and excitement, only much more intense. he smiled at me and moved his head closer to mine.
Kyle's Security Growth Part 1
"i get palpitations just thinking about that hefty hunk at my dinner table." "oh, that ol' get-to-a-man's-heart-through-his-stomach thing, huh." "yeah."
A New Kind of Therapy
The young mouse barely had enough energy to smile, her chest palpitating with excitment. "is there anyway i can, that i can.. repay you?" she asked weakly. the polar bear grinned. "oh. you'll repay me. but not here."
Look At Me
Soft palpitations of lips, from father to son, were enough to get their energy down from the rambunctious hugs and laughter that drew away from the sexual atmosphere.
Tongue Scraper
Arz's heart palpitated. "i-i can't... you can't be serious. i couldn't." she perked up her eyebrow and gave him an incredulous look. she slackened her grip on her greataxe, and it cleaved into the earth beside him.