In truth, Sheldon had highly suspected that the mastermind behind the kidnapping of his children was none other than Yahiko.
However, the police officers from the Tokyo Metropolitan Police Department had already been secretly monitoring Yahiko for quite some time, but they could not find any clues at all even after so long.
At first, Sheldon even thought that the Tokyo Metropolitan Police Department was deliberately trying to protect Yahiko. However, now, he finally realized that Yahiko truly