Study Dummies. School librarian Karla Kush is putting books back on the shelf when she hears a loud sound. She rounds a corner to see what the noise was. Her eyes widen in shock and outrage when she sees Kiara Cole, who is masturbating loudly and talking dirty into her cell phone. Two straight friends and roommates, Eliza Ibarra and Whitney Wright are excited to take part in a study. Casey Calvert arrives and announces that she'll be the one conducting ...