What seemed to be a normal day for Tagiru goes awry when his school is being absorbed into DigiQuartz before finding a Tsumemon that Digivolves into Keramon. When Ryoma arrives, Keramon Evolves into Chrysalimon as Arresterdramon and Astamon respectively Xros Up with Ogremon and Triceramon. However, Chrysalimon spreads DigiQuartz to Tagiru's house, making his mom and dad disappear among with other people.