Broken Flesh was the fifth episode (not counting the Christmas Special) of the second series of Doctor Who Rebirth and takes place inside the Galactic Civil Bank which is a massive bank on the planet Saturn. This episode is a companion-lite episode having Gwen being dropped off to spend time with her family in the previous episode (Beast Of The Fog). Broken Flesh also introduces Weeping Angels into Doctor Who Rebirth.
This episode also mentions Ace who served as a companion to the Seventh Doctor.