It's the time of the pioneers of the Far West, when lots of people of the population leaves on the track of the Oregon, to fulfil their dreams of conquest. Mayme is a little girl who lives peacefully with her mother and her sisters. She meets a boy called Johnny. One day Johnny leaves for the Oregon and her dream since forever is to leave for the West to find back the love of her childhood. Finally comes the day of the big departure towards the Far West in trolley, but also of the meeting with Sammy and other characters. A trip that promises a lot, but that will be the occasion of many pitfalls...