Rouge and Naomi take a bus across Mars in search of the next Immortal Nine member. Suddenly a convoy of armed vehicles attacks the bus. They turn out to be a force of mercenaries targeting Rouge. The bus escapes into a forest, but breaks down...

One of the Immortal Nine, Phantom Verde, is said to be staying in a certain Nean settlement, but only authorized personnel are allowed in. While walking around town, Rouge meets a doctor who works in the settlement and seeks his help to get inside.

A murder occurs on the ship carrying Rouge and Naomi. The killer is captured by a surveillance camera, but another camera shows the same person elsewhere at the same time. Then another murder occurs, and the killer on camera looks like Naomi...