_{[ O-oh. He's thinking about her being intimate with somebody and he shouldn't linger on that thought too long! He quickly clears his throat, but he sounds a little nervous.
Anyway, there is something that Karamatsu is interested in other than himself, and that is when people get engaged or married. He's very in love with the whole idea. Please, tell him of your romance like you would with on of your girlfriends. ]}

A-ah, I see.. it is remarkable. I'm sure.. your heart was racing! Did you fall in love right away when you saw him or later? Did it take time?