The year is 2023. Norway is slowly recovering after a period of war and terror. Sven is slowly recovering from the loss of his girlfriend Eva. But as the society slowly moves on, Sven cannot cope with the future. He dissociates himself from the world, and he has changed his behavior. He is regarded as a threat by the authorities, and they insert a parasite in his brain. The parasite will delete his memories of Eva.
It's summer and the rain is pouring down. Mathilde feeling bored, wishing it was winter and snow. Then she could go on winter holiday right away. Mathildes imaginary friends Morningbird and Murmelton are small enough to go on winter holiday in the freezer and an big adventure awaits them all.