Awakening to a startling truth, Yusuke is greeted by a Spirit World guide. Meanwhile, malevolent otherworldly forces unleash chaos in the Human World.

Rogue yokai steal three dangerous objects. As Yusuke grapples with his new powers, children playing at a park mysteriously collapse to the ground.

Charged with reclaiming the final dangerous object, Yusuke infiltrates a mansion. Later, Koenma assigns him a powerful mentor to help with training.