1956 Freddy & Polly are used to helping their father with his experiments So they don't mind being put into cryonic suspension
- having their hearts frozen until their father wakes them up again They know it will only be for an hour or two so there's nothing to worry about Present Day Ben & Rachel have resigned themselves to a long boring summer Then they find a hidden underground vault in the garden containing two frozen figures a boy & a girl & when Rachel accidentally presses a button something unbelievable happens Can Polly & Freddy adapt to the twenty-first century? Will their bodies survive having been in suspension for so long? & most important of all what happened to their father
- & why did he leave them frozen in time?