Hayato and Rin find themselves in danger of committing "indecent coed relations" while trying to stop another couple of students for doing the same thing.
B-But when they looked so happy doing that...
Aber wenn sie dabei
so glücklich aussehen …
Pero cuando se ven tan felices…
Pero cuando parecen tan felices…
Ma vedendo quei due così felici...
mas se fizerem aquilo
 daquele jeito tão feliz...