Back in the USSR

Martha is a 15-year-old girl from 2022. What will happen if she is thrown back 65 years, to a rural area in South Liverpool in 1957?
Read this book if you enjoy time-travel, The Beatles, and a little bit of romance.

Before reading: I do not own The Beatles or their music. Some of the dates/timings/facts may be slightly off but I will try to make it as accurate as possible.
Contains strong language.