The blowjob seems safer.

Before today you had certainly never considered putting your mouth anywhere near another man's junk, and you were sure the thought should disgust you. But your new body doesn't agree. The mere thought is getting you excited.

But, disconcerting as that is, taking off your panties is not a risk you're willing to take. If that voice on the phone was telling the truth about what would happen if you should get yourself knocked-up, getting completely naked was a dangerous path indeed, especially given how quickly he was raising the stakes, and hot you're getting.

"Fine," you say, "let's unzip those jeans of yours and see what we have to work with."

"I don't know, what do you say?" he teases.

"Pleeaase." you reply playing along unthinkingly, before you realize you're asking for permission to suck a cock and aren't sure that it's not something you genuinely desire. Dear lord, keep it together.

He gives you a devilish smile as he undoes his pants and pulls them and his boxers down towards his ankles, unleashing a glorious, hard cock. Your eyes follow it longingly as it is sent flopping about by his wriggling on the bed to get his pants down.

"Mmmmm." you say, leaning over towards the dick you find your eyes glued to. You take hold of it with one hand and kiss the tip as you give it a few strokes. You slowly lick your way up the shaft before reaching the head and taking it into your mouth.

"Nice!" says Alex. "Now let's have some sucking."

You begin to suck on the engorged member in your mouth, and immediately get a small dose of precum. You have never tasted nor intended to taste semen before,