Saya introduces herself to Train as a sweeper, and both start frequenting each other every night despite Train's cold attitude. One day, Sven meets a woman named Rinslet Walker, who hires him to rescue her "sister", Eve, a girl who was kidnapped by the weapons dealer Torneo Rudman. During one of Saya's missions, Train helps her to take down Preta Ghoul, a murderer with corrosive powers though Train questions Saya for not killing him. Afterwards, Train meets Belze and is then sent to kill Eve.