An exam is in a few days for physics. You need this grade, so after forming a small study group with a couple of your classmates, you all plan to hit a cramming session late into the night.

Tracy explains something to Ray who looks like she's just spaced outside her stare follows wherever Tracy points.

Tracy: "Since it's a momentum problem, you use P = mv and since the mass of the two objects are the same-"

Ray: "You know what. How about a break? It's been a while since we had a moment to stretch."

Tracy: "Oh... ummm... I guess it's almost been twenty min-"

Ray: "How about some scary stories. You know this library was built in the 1920s?"

Ray says, looking to you with that smirk and devious glow in her eyes.