Proud veteran electrician Hui (Wu Ma) faces a new challenge of certifying exam, a new government policy, six months before his retirement. He refuses to retire early due to the lack of 'proper qualifications'. Hui's decision to study for the exam at this age gives himself a hard time. His angst for success and fear for failure drive everybody near him nuts. Could he preserve his honor and dignity eventually? Could he win the understanding and respect from his family and friends at the end?