I knew it, it was Niko's (or technically this guy's, but Niko owns the place). Condom incident solved. It was all a red herring after all.
Oof, Momo walks in to a classic misunderstanding-generating scene involving her fuckboy boyfriend Shogo and Kana-nee. I ship Kana-nee with Jin, so this dude can get lost if I had anything to say about it. Cheating prick reminds me of Nanpai-sen with his looks and slimy attitude but he's the real deal and not just a wannabe playboy.
Wait a minute, that place doesn't look like Niko's house. Did those two flaky adults just bring two middle schoolers to a love hotel?! I don't get it, but well, let Norio-sensei cook. Let's see how this goes from here.