In the near future, North Korea has established full diplomatic relations with the United States. The Lims, the family of the first North Korean ambassador to the United States, find their newfound freedoms difficult to comprehend, and for their teenage son - impossible to resist.

After winning over the staff and students of Milford High School, chemistry teacher Richard Martinez aka Bianca Del Rio sent her nemesis Vice Principal Deborah “Debbie” Ward to jail in a flawlessly executed plan. When Debbie is released from jail, she conjures up a scheme to do away with Bianca Del Rio once and for all, by luring her on a dangerous journey to Russia to accept a teaching award and cash prize.