Meanwhile, Seiko is shown training once again but he seems to be wracked with feelings of revenge and anger towards Kiryu for what he did to him, and vows to get even with him. After being discharged from the hospital he goes to the apparent resting place of his oldest brother Son-O Miyazawa, who was thought to have been killed by Kiryu many years before and ends up being abducted by a mysterious group of individuals.
Concurrently, Seiko is portrayed as resuming his training regimen but appears to be overwhelmed by strong emotions of vengeance and indignation towards Kiryu for his past wrongdoings, and he commits himself to avenging him. Upon his discharge from the hospital, he visits what was believed to be the final resting place of his eldest brother Son-O Miyazawa, who was thought to have been murdered by Kiryu many years ago, only to be seized by a secretive group of individuals.