A Brutal Slasher Story - Please Add On To This

"Well then." You say with a sultry look and a suggestive tone in your voice. "Have fun. I'm all yours."

"All mine?" He asks as you step back and sit on the bed.
"To do with as you please." You say, putting just the right emphasis to make clear he's got permission to do to you just about anything he wants.

"Well, then, how about you strip down while I find something to make good on that." Mike says. You proceed to do so, and soon enough you're down to your bra and panties, exposed and setting the tone for the night to come.

He starts with your knees, oddly enough, tying them together tightly. A little too tightly, if you're honest. But you did give him permission, and you're not going to go back on that already. As you're getting accustomed to the wrappings, he moves to your ankles, which are soon bound together as well.

"Looks like I'm not going anywhere tonight." You tease as you test the ropes a little. Yeah, they're pretty solid.

His next move seems simple at first, tying your wrists in front of you with an oddly large amount of slack between them, but then he forces your elbows back so he can run a rope between them behind your back. It's a very unusual binding, one you're not familiar with.

"Creative type, huh?" You say.
"Maybe not as much as you think." Mike replies.

You don't have much an opportunity to say anything else, because the next thing you know, he's gagging you. You're a bit distressed by it at first, him opening your mouth and forcing some fabric between your lips, and by the time he's gotten another piece over your lips and secured it behind your head...