During her son Shinsuke's intense college entrance exams, devoted mother Sakiko has been supporting him from the shadows. After successfully completing the parent-child interview, all that remains is waiting for the results. Then, unexpectedly, a call arrives from the university interviewer: "Please come back to the university tomorrow. This time, just the mother alone will do." Sakiko's heart trembles with anticipation and anxiety. Heading back to campus, she's approached by the interviewer who reaches out his hand and says, "Your son's acceptance depends entirely on your attitude..." Thus begins an unexpected turn of events.