Aska rescues Higan from certain doom and her true identity is unveiled. Meanwhile, Mike learns that he is now wanted by his own agency, the FBI.

As Higan and Lil engage in combat, Higan achieves complete synchronization with his Gusoku Gear, known as "Kamui." Afterward, Yamaji finally orders Zai to eliminate Higan.

Higan mourns Emma's death when a letter challenging him to a duel arrives from Zai. Mike and Jason want to leak the data they hacked from AUZA to the public but discover they can't due to Emma's external memory drive being encrypted.

Higan and Yamaji engage in a final battle. Meanwhile, Mike tries to track down Joseph as he tries to flee the country.