Faced with global warming and the thawing of a gigantic ancient glacier after the white-knuckle prehistoric adventure in Ice Age (2002), sub-zero heroes Manny, Sid, and Diego, find themselves forced to leave their once-hospitable valley to embark on a long-distance journey to safety. However, the unexpected arrival of Ellie, a female mammoth with an identity crisis and her two mischievous opossum companions, Crash and Eddie, is bound to complicate the already challenging quest. Indeed, the road to freedom is long and treacherous. Will the band of prehistoric travellers fulfil their destiny and live to tell the tale?—Nick Riganas