1860s London.

Orphaned at a young age, Rosa has always looked out for her younger sister, Grace, protecting her from the dangers and bullies of the workhouse.

So when Grace is suddenly faced with a world without Rosa, she finds herself alone and forced to make difficult decisions about her future. Can she really walk away from everything she has built to protect the children Rosa has left behind?

Returning to the gang-ruled streets of East London, Grace is determined to build a better future for herself and for the children of Bell Lane - no matter what the cost…