Dolores and Gunellen live together in a house with a small garden. They need each other to balance their lives. Gunellen's straightforwardness and curiosity makes Dolores let go a bit of her need for order, and Dolores' urge to "tell-all-about-how-every-thing-works" and follow routines helps Gunellen organizer her life. But one day, Gunellen says that she wants to see the world. Dolores does not want her to go!

The forest’s police chief Gordon is about to retire and he needs to find a new assistant. Paddy, a clever mouse with a great sense of smell seems to be the right candidate. Together they have to solve Gordon’s last case – the mystery of squirrel’s missing nuts. Could it be the fox that took them? Gordon and Paddy will soon find out.