Hexadecimal tricks Megabyte into releasing an unstoppable viral bug that turns every sprite in Mainframe into concrete. Bob alone is immune and must find a way to turn things back.
Seeking attention for her art, Hexadecimal breaks into the Principal Office Archives and tampers with the paint program, using all of Mainframe as her canvas.
Dot loses faith in herself when an attempt to free a community of sprites from Megabyte’s sector ends with their PID’s (Personal ID codes) in Megabyte’s control.
Something horrible comes through Hex’s looking glass, mutating her into a black supervirus. The nulls launch an offensive on her, creating a gigantic null monster.
Megabyte’s continued attempts to steal Mainframe’s energy lands Bob and Enzo in a corrupted Mad Max game cube where winning will nullify all of Mainframe.
Megabyte’s new plan to break into the SuperComputer by taking control of Bob’s neural interface goes awry when Enzo unwittingly drinks Bob’s spiked quantum shake.
The entity that escaped Hex’s looking glass attacks Megabyte, turning him into a rabid virus that merges with Hexadecimal to create Gigabyte, the next generation of virus.