 Sumaru City, Japan, the year 2000. The Grand Cross, a famous convergence of the planets, has passed without incident. The latest urban legend among high schoolers is that of the "Joker Curse" - call your own cellphone to hire an assassin. Teen magazine reporter Maya Amano is sent on an assignment to Seven Sisters High School to cover the Joker murders. Her roommate Urara Serizawa (Ulala in the U.S. version) tags along. But the assignment turns deadly when the principal is found murdered, and the M.O. points to the Joker. The two women join forces with police officer Katsuya Suou and mysterious wiretapper Baofu to track down the source of the Joker curse. But will this really end the insanity in Sumaru City? Does the mysterious deja vu felt by the citizens of Sumaru have some deeper meaning? And who is the mysterious boy that Maya s certain she s seen somewhere before...?