While investigating the disappearance of a man on a train, private detective Tatyana Ivanova was traveling in the very same carriage and in the same seat as the missing man. She somehow sensed the place wasn’t ordinary—and she was right. Strange things began immediately: first they asked her to switch seats, offering gifts and money; then they even added something to her tea. Although Tatyana was prepared for surprises, what happened to her next was something even she couldn’t have predicted...