Sociologist Eri Christa is immensely popular on TV and the internet. One day, in the popular "Voice Chat Advice Room" segment of a live streaming show she appears on, a woman comes to her for advice, saying, "A bad guy took embarrassing photos of me and is threatening me. Professor, please help me!" After the broadcast ends, Christa senses something fishy about the woman's cries, so she heads to the designated location to meet her, but...