... Gwen said with a grin.
“And what’s that dweeb?” Ben asked suspiciously.
“I’ve been thinking doofus,” Gwen said as she shifted her weight around and opened her legs wide so Ben had a good look at her drooling pussy, “that I haven’t fucked any of your aliens lately. And since Jane wanted to see one this would be a good time to use that funky watch of yours.”
“I like it,” Ben said as he started twisting the ring of the omnitrix to cycle through the alien silhouettes. “Who do you want to fuck Gwen? Fourarms? Heatblast? XLR8?”
“Actually I was thinking of an alien that Jane and I could both enjoy,” Gwen said, giving her friend a smile as she continued. “Change into Ditto and make enough copies of yourself to keep both of us happy.”
“Now that’s a great idea,” Ben said as he set the omnitrix to the proper alien and slapped the plunger. In seconds Ben was gone, replaced by the small duplicating alien who quickly split into multiple copies of himself.
As several of the short aliens hopped off the mattress and rushed over to Gwen the red head said, “Jane, we’re pretty sure that Ben’s alien forms aren’t genetically compatible to get a human pregnant, but just in case you may want to hold off fucking Ben in any of his alien for...