The gang are in danger when Rosamund leaves Lady Grenford and Ambrose in charge. Hetty finally cracks the code - but can the gang get to the Dawn Star in time?

The gang are stunned when Hetty is accused of stealing the Dawn Star, and a fire in the barn leads to a dramatic escape.

Hetty, on the run in London, is shocked to discover an old friend in the workhouse. Back at Calendar Hall, the gang have a plan to prove Hetty is innocent and that Ambrose is the real thief.