A strange silver-hair man, Ameya, helps a young boy, Norio. But no-one seems to see this weird man... A murder takes place in a locked room, with only one clue: a piece of paper filled with an incomprehensi...

Gu Beicheng, a secret agent, was struck by lightning in order to protect the imperial jade seal, but he strangely traveled back in time to the early Tang Dynasty. In this treacherous era, he managed to reali...