3 - [locked from the mentioned]

Sure, I said, I'll room with Ruki-san for awhile while I'm stuck in this world. At least then I won't be stuck by myself, right? Right!
...

Revelation months later: Sharing living space with Ruki-san, Renamon, and Lopmon, I am stuck with a group of people that are collectively more strict than my own mother.

I obviously didn't think this through.