路过涩谷的美绪(真木よう子)，被路过的青年圭史(冢本高史)搭讪。原本想冷淡拒绝，却想起最近在自己身边发生的尾随袭击杀人事件，因此怀疑与圭史有关。事实上，圭史掌握着预知未来的超能力，从而得知美绪将在深夜的零点被杀害。而美绪即将死亡的时间已经逼近，只剩下6个小时……

"You will die six hours later." Keishi, a youth who proclaims himself a seer, suddenly says this to Mio, who is walking along the streets of Shibuya. At first, Mio scoffs at it as nonsense but ever since her acquaintance was murdered a few days ago, she realises that she has also become a victim of a stalker. Half believing it, she decides to hang around with Keishi. Later, with the help of Sawaki, a detective she knows, the stalker is identified. She thinks the case is closed but a totally unexpected person attacks her...