The scientist poked the needle in your arm and then pressed down, allowing the liquid to enter your bloodstream.
"What will this do to me? When will I get paid?" you ask him.
"You will get paid as soon as you start your blog about your changes at this website on the little card which I will give you!" the scientist replies. "You will get a check every week in the mail!"
"So... what will happen to me?" you ask.
"Your muscles will increase in size, meaning you will become stronger!"
"Oh, cool!"
"But, there is a catch..."
"Uh oh... What is the catch?" you ask him.
"Well, let me put it like this..." the scientist continues...