The Lemmings have a blast testing every app on the ranger's tablet one by one. Grizzy who is starving sees that the cupboards are bare. / Grizzy and the Lemmings discover the ranger's latest acquisition: a 3D printer that will duplicate anything at all in miniature form. / Grizzy and the Lemmings discover a strange gateway to a parallel world. On the other side there is the same cabin only it doesn't belong to a ranger.