This Karate Kid sequel series picks up 30 years after the events of the 1984 All Valley Karate Tournament and finds Johnny Lawrence on the hunt for redemption by reopening the infamous Cobra Kai karate dojo. This reignites his old rivalry with the successful Daniel LaRusso, who has been working to maintain the balance in his life without mentor Mr. Miyagi.
Seishiro Tokai (Kazunari Ninomiya) works as a surgeon at a university hospital. He possesses excellent technique with suture and carries a surgery success rate of 100%. Due to his arrogant attitude and personality, he comes into conflict with those around him.
A new doctor tries to introduce the latest medical device for surgery, which doesn't need a surgeon's hand. Seishiro Tokai is skeptical of the device. He faces the university hospital administration and reveals corruption and hidden past behind the medical device.