In a sports-mad country - why has no-one heard of Daniella Smith? One-time Welterweight Boxing Champion of the World. The single mother from Kaikohe overcame male prejudice and all the odds to become the very best. Daniella dreamed and won big, then lost herself. Taking the world title, then watching her own world fall apart. 

Watch the video version of the trailer here.

Go to this episode on rnz.co.nz for more details