However, his heart which had been beating for one hundred and fifty-six years seemed to be beating at an infrequent speed for no reason. His heart would beat rapidly at moments and slowly at others, like a rollercoaster, which made him feel terrified.

Mr. Chardon knew that this abnormal behavior was because he was nervous.

Although he had never felt so nervous for so many years, he could still clearly remember that he would feel this way every now and then when he felt nervous in the past. T