You two will be going undercover to find out who's been pulling some mysterious pranks
Really? Just Pranks?
Florian and Margaret, two FBI agents, arrive at Catham Country Day School, where their friend and fellow agent, Marcus, explains what their new case is
Florian tries to get to know one of his suspects, Lucy Mays, who just happens to be the president's daughter
Wait a Minute!
Florian and Margaret meet a chinese cellist, Yin Yae, who has suddenly appeared in a practice room just after seeing him in a completely different room, putting him as one of their suspects.
We've come to help Yin
The two detectives discover that Yin disappears during a concert, and suddenly the case grows larger than just some middle school pranks.
Marcus, Florian, and Margaret use a boat to follow a lead, but then Florian has a sudden realization.
After explaining his thinking about how he's solved the case, the three agents go to a cottage, where they find Yin and the culprits of his capture, and the "pranks," who have been trying to frame a chinese reporter.