In the 10th installment of the Doraemon movie series, Nobita contemplates running away from home once more but realizes there are no unclaimed lands left. Surprisingly, his friends, including Doraemon, share the same desire to escape. Together, they embark on a journey to a time before human civilization to discover uninhabited territory. Along the way, they aid a young prehistoric boy in saving his tribe from the menacing Gigazombie threat.