Megabyte goes into Mainframe to convince his sister Hexadecimal to join forces with him. With Trey away at a basketball game, Vector, Enigma and Googz investigate and encounter original ReBoot characters Bob, Dot, and Enzo, in Mainframe.

Cast: Ty Wood, Ajay Friese, Gabriel Darku, Hannah Vandenbygaart, Sydney Scotia, Timothy E. Brummund, Shirley Millner, Michael Benyaer, Kathleen Barr, Mark Leiren-Young, Octavian Kaul, Bob Frazer