I nearly fall over in shock when I hear Paula's reply. "M-Mindy ... your sister." So, slut," Susan says coldly. "You want to fuck my own sister. Behin... your mistress's back!" No, mistress," Paula whimpers, "I was fantasizing of m-making love with both of you ... being used by you and your sister." You perverted dyke." My sister purrs. "So you want a little threesome action -- and with a pair of sisters, no less. Dirty cunt..."Okay, now this is getting utterly freaky, and there is a serious. " What?" You heard me." My wife?" No yelling at her or your daughters." I coughed in the middle of my ghost voice. This was kind of fun! I was an actor!"Uh ... okay." I will know if you do. I will see." Sure, sure, okay."He reached out. I disappeared again and appeared behind him. My power really helped the ghost effect."Do not try to touch me," I said trying to sound commanding."Who are you?" he asked."I am the..." I tried to think fast. " ... The Watcher." Watcher?" Yes, I am watching you and. She put her hands on Chrissy's fat bottom and pulled her in as she deep throated her. I collapsed on the couch and watched Chrissy fucking my mom. They were missionary style, Chrissy on top. She kissed mom passionately, their tits mashed against each others'. Then I saw Chrissy positioning her cock. Mom pulled her in and Chrissy entered her ass without much effort."I am going to fuck you so hard!" Chrissy whispered as she started moving her own hips back and forth."Yeah! Fuck me good baby!" my. It is not all dates of battles and names of kings, you know." So did you learn any chemistry in your history class, big sister Know-it-all?" Actually, yes. The history of steel-making revolves around the temperature at which iron melts in a blast furnace. To get to such high temperatures with just charcoal was extremely difficult, so switching to coking coal produced higher temperatures more quickly, so cutting costs. Coke was even more effective in obtaining high temperatures, but it was not.