When their parents go away the last thing on Chip and Skip’s minds is adventure. Sixteen-year-old Chip plans a movie night with friends and Skip is banished to the attic to play computer games. All that changes when an old friend turns up with news of one vital final time-travelling quest.

So, with new magic glasses, the siblings journey back to the Titanic where it all started, their mission to right a wrong and stop history from being changed for the worst, all while avoiding their younger selves! There’s no doubt, this is their trickiest - and most important - adventure ever!