Tako, who ended up in a romantic relationship with her student Tanaka. A secret between the two of them. No matter what, it must not be leaked. However, it seems that only Tako is thinking this way, and the curious young man Tanaka gradually starts to make moves even within the school… In classrooms during class, in the teachers' office, in the nurse's room… Tanaka doesn't care if there are people around, making Tako constantly worried about when they might get caught. But that thrill started to become addictive...
