1Episode 1
Ozu, a despicable prankster, spills cola on the remote control to the dorm's only air conditioner.
2Episode 2
"I" and friends team up to use a time machine to retrieve the AC remote control before it breaks.
3Episode 3
Akashi and "I" travel back in time to restore order to the universe but run into unexpected trouble.
4Episode 4
Back to square one. Akashi and "I" must once again try to save the universe from destruction.
5Episode 5
Akashi has a plan, and "I" catches on. Can they escape the maddening cycle of one-day time travel?
6Episode 6
As a university freshman, "I" joins a club dedicated to fantasizing about a fictional railway.