Kimberly Benson is Viper, one of Scotland's top female wrestlers. As part of BBC1's Our Lives, we are with Kim in Glasgow and in Japan as she fights in some of the most important matches of her career. As women's wrestling steps into the mainstream, it's a pivotal moment in Kim's career. We follow Kim into this intriguing and sometimes dangerous world at home and abroad as she takes us behind the scenes of a rarely seen and often misunderstood yet utterly fascinating world.

• Documentary