Only a few more hours till the resolution of this two-parter. Despite the Eurovision Song Contest, this episode will air later than usual, at 7 pm. Spoiler: plot synopsis It is the most important day in the history of Earth: the dawn of a new age of harmony... or the start of its final war. The Doctor must face his most difficult challenge yet and he tries desperately to ensure Alaya's prediction of a massacre does not come true. Meanwhile, what fate will befall the captured Amy and can Tony and his friends be trusted?