You're History

Alexia receives a gift from her Russian uncle: a red jigsaw block. But the block starts multiplying, and soon the console is overrun with coloured shapes falling out of the air. Can the gang discover how to get rid of them before they use up all of the console's memory?

Meanwhile, Kiki is miserable when she discovers that she is the only character in the console without a back story. The others attempt to cheer her up by writing one, but they cannot quite agree on how it should go...