Based on Kurama's hint, Lemon pinpoints the location where Chidori is being held in Mexico, and Sousuke comes with a plan to rescue her. Meanwhile, the crew of the Tuatha de Danaan discovers that Leonard is based there and also prepare an attack. Unaware of each other, both Sousuke and his former companions from Mithril invade the complex at the same time, and join forces to eliminate the resistance...