Shotaro is hired to save a girl from a legendary casino who offers ultimate riches for victory… and ultimate penalty for loss.

As Shotaro continues to try and lure out Wakana’s violent stalker, Philip continues to get unusually close to the radio-broadcasting Sonozaki.

Terui tries to decipher the truth regarding Shroud and her intentions as she tries to force him and Philip to join together into the ultimate Double to defeat Ryubee. Meanwhile, an agent of Foundation X takes possession of the new Gaia Memories…

With Shotaro gripped by fear and Terui injured, Philip is at the mercy of his father Ryuube, who prepares to use his son and Wakana to bring about Gaia Impact.