Need help finding a porn scene

[csmi196]

I watched a porn awhile back it started in a class room with an Asian woman teacher, I believe she had on a blue shirt and black skirt, and her her American students and after class two american students stayed behind one guy and one girl they start fooling around and the teacher pulls up her skirt and she has a diamond buttplug in her ass. Does anyone know the name of the scene or the actors in he scene. Please help