Doctor Who 11th (2014) #8 (Regular Cook)

To infinity and back to end a cosmic war! Interstellar dogfights still rage in the skies over London! When Alice is forced into a high-stakes solo challenge that could end the conflict, she'll need to muster everything she's learned on her travels with the Doctor in order to succeed - and even that might not be enough! Has the Doctor made a grave mistake - or is it all part of a larger plan?