While waiting for the ultimate slow-cooked ribs, James and Max meet a girl named Echo who claims she's from a future with no processed foods.

While sneaking into the teachers lounge to snag sweet treats, James is mistaken for a substitute teacher and faces the wrath of a competitive Mr. McFly.

A teenage Toasty returns and starts acting out — in a big way. With the future at stake, James, Max and Echo must deal with him once and for all.