I was playing with my new pulse monitor from China when Cassie Del Isla came through the door complaining of chest pain. Cassie quickly noticed the cameras, but I told her they were for my students. I had her strip so I could check her lungs, and wow, did she ever have a fit body! She had tiny boobs and an amazing ass, and her waist was toned and sexy. I told her I’d check her pussy, and she asked if I was a gynocologist. I said I wasn’t a gyno, but a fuckologist! Turns out Cassie was a suckologist, because she gave…