Rin finds out that Hayato and Ui are living together! Infuriated and shocked, she has to snoop around for evidence of foul play...and get in their way as much as possible.
I bet you guys were laughing at 
me for not knowing about this.
Ich wette, dass ihr mich dafür ausgelacht habt,
dass ich nichts davon wusste …
Scommetto che ve la ridevate pure
alle mie spalle, perché non ne sapevo nulla.