Ida spends most of her life online. When her boyfriend Marvin, whom she's never met in person, announces he's dating another woman in real life, her world collapses. Ida sets out on a quest to find her own physical partner.
Life goes on in the tunnel of the two buddies and the badger. A life with song, jam and friendly giggles. But one day they are visited by the strict Conductor who wants to throw them out. Tunnels are for trains, not people.