Mr. Zhu teaches in an elementary school. He is not very smart but always tries to remain his integrity. His care and affection for students are not appreciated by all. Fellow teachers also complain about his innovative ways to inspire students. Two problematic students, King Kong and Grasshopper are headache to Mr. Zhu. Their mischievous behavior results in Zhu's humiliation and frustration. He resigns. Now it's the task for the students to win him back...

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