Upon returning to Demon's castle Piemon is absorbed by [[Arukadhimon ()|Arukadhimon]], which causes him to digivolve. With Arukadhimon evolved Neo decides that it's time to invade HolyAngemon's castle. Taichi encounters one of Lord [[MagnaAngemon ()|MagnaAngemon]]'s spies, [[Ninjamon ()|Ninjamon]], and informs him that Arukadhimon has digivolved to Rookie, along with the planned attack. As Ninjamon leaves, Mari Goutokuji, another member of the Alias III, and her partner, [[Rosemon ()|Rosemon]], attack Taichi. All of Mari's attack continue to backfire on her, but later reveals she has captured Igamon before he had time to warn MagnaAngemon of the attack.