It seems to be a normal, nice day in Touyama, when a cloud gathers overhead and casts a strangely shaped shadow on the buildings below. Demonic laughter resounds. In a room at a university nearby, Mia Koji is busy with a computer, working for her grandfather, Doctor Koji. Her grandfather is worried. The armor of the Ronin Warriors have disappeared, which could mean that the Demon Lord Tulpa -- whom he has researched for years as a folklorist -- may be ready to manifest once again. (Unfortunately, the symbols which show up on the computer screen are so much garbage, not a real readout even in…