"I don't think you're needed as a human anymore. Instead, I'll transform you into something else. I have something specific in mind when I do that, too."
And so he looked at his sister as he thought of her new form. Suddenly she disappeared and the robe landed on the floor. He ransacked it until he found the object.
"Did it work?" Emily asked.
"Yes it did," Brian said, holding his closed fist out in front of them.
Whatever Cassy was now couldn't be big, they both thought. Then Brian opened his hand and showed them a ring. The name Cassy was engraved on it.
"You turned her into a ring," Sean asked.
"Yes, but not an ordinary ring. It's a cock ring."
"Why that?" the two asked.
"Well I figured that's the only punishment I was given for her behavior. I could have imagined something worse and turned her right into my cock. But that's not all. I left her senses. That means she can see, hear, etc ."
As Cassy overheard the conversation she couldn't believe what she was hearing. Brian looked at the ring and thought about the next step. The ring disappeared from his hand and he suddenly had a new feeling below. When the two asked where the ring was, he showed it to them. When Sean laughed, Emily looked away, blushing after just a quick glance.
"Now there's only one thing left to do," he said, imagining that everyone but he and his friends would forget about Cassy. Now only he and his brother were siblings. Cassy on the other hand wasn't happy about her new life. As soon as she reached her new home, she tasted and smelled something that made her want to puke.
"Now that my ex-sister is our personal toy, let's think about what to do next. Any suggestions?"