The Guard Tower
The amount of testosterone in the air could likely be sensed for miles around.
Overwhelming Friday
The constant hyperdrive of adrenaline, testosterone, oxytocin, and more that they pumped all through his body had left him restless, temperamental, and above all else, so fucking horny.
Male Fantasy
"uh, yeah, it's...going really well," he grunted, his voice quite a bit deeper than the gryphon remembered, sound like testosterone incarnate.
Sperm Cascade Part 1
Virility increasing, penis volume increasing, testicle size increasing, knot inflating beyond norms, error...blood testosterone levels beyond maximum detectable concentration... warning.... body size increasing.....!!!!!!!!
After-School Snack
The head, bulbous and throbbing with blood and raw testosterone, dug through the lubed passage, paving the way for the rest of the cock which stretched me to my limits.
Dry wall: Prologue (1/4)
Adrian often masturbated before his games, not to the point of ejaculation though; he always found that denying his climax made him feel as if he had more testosterone and would be better on the pitch. that and he rarely had enough time to go all the way.
Zara 7
Zara panted heavily through his nose, adrenaline (and most likely testosterone) making his heart beat a mile a minute. his cock was almost _painfully_ erect. there was absolutely _no way_ that she couldn't feel him throbbing down there.
The Pokémon Journey -- Second Leg to Pewter City
It's supposed to raise your testosterone and bring out your aggressive, controlling side." "but what if i don't want to externalize my control over you?" asked mike.
Finding Himself
"testosterone suppression too, i think that will make me feel better..." he continued, practically shrinking into his chair, not used to speaking about this stuff openly. the crocodile spoke softly and comfortingly.
EVER
His ball sac completely willed the large boxers he was actually wearing, already pumping testosterone through his still-average body.
Unit 1206
A third set of nanobots were injected, these ones migrating to the adrenal glands in his body; modifying them to a secondary source of testosterone and at the same time to synthesize chemicals designed to inhibit the estrogen byproducts, to those at
Hunter and Blitz's Growth...
When the deluge was forced to obey gravity's laws the strings of seed crashed down to the ground making deep pools of liquid musk and testosterone that caused hunter and blitz to orgasm even harder.