The Doctor and Derpy land in 1518 CE, when Equestrian armies are fighting a war. But in the middle of the war, another enemy appears, these one came from the Doctor's past.
The Doctor and Derpy land on a new planet. While it seems to be relatively peaceful, it hides a dangerous secret to the universe, specially to the Doctor.
The weeping angles had trapped the Doctor in the past, so Derpy, Twilight and her friends must rescue him. If only the weeping angels weren't the only problem..
