Steins;Gate - Season 0 Episode 3 The Sagacious Wisdom of Cognitive Computing: Navigation Chapter Changing the past only makes the future worse.
Overview: After Rintaro and Kurisu get into an argument with each other, they both use Upa to try and navigate their way home without bumping into each other. Instead, Upa arranges them to take the long route so they can make up with each other.