The main four are having a sleepover at Cartman's house. What will Kyle find when he wakes up in the middle of the night?

It's book about sin/smut/whatever you call it. Request are open. Feel free to suggest.

They hated each other, but they had risked their lives to save one another on more than one occasion. It was an unspoken, but mutual understanding that they'd walk through hell and back for each other, while at the same time being the one putting them through it. That was over though, and they were never getting it back.

I never thought I'd be in love with Eric Cartman. Or anyone like him.