Original sentence: This takes place after the series finale (technically, six months after the D-Reaper was destroyed); in it, the Tamers are planning to throw Rika a surprise party, but their plans are derailed as they must try to stop a train-Digimon named Locomon, who is being controlled by Parasimon who has opened a portal to the Digital World that is allowing other Parasimon to cross over and invade the city
Edited sentence: Entitled Digimon Tamers: The Runaway Digimon Express in Japan, this takes place after the series finale (technically, six months after the D-Reaper was destroyed); in it, the Tamers are planning to throw Rika a surprise party, but their plans are derailed as they must try to stop a train-Digimon named Locomon, who is being controlled by Parasimon who has opened a portal to the Digital World that is allowing other Parasimon to cross over and invade the city