March 14, White Day - According to the internet and encyclopedia, it's a day when guys who have received chocolates on Valentine's Day must return candies or white chocolate to those whom he received chocolates from a month ago. On the way to Shimoda in Izu, Nishizawa-san already told Hayate that he doesn't need to get her anything but of course, on the day of, she was hoping to receive something from him. As for Hayate, he was still going to get Nishizawa-san something but didn't know what to get when he consulted some of the gals...
I was thinking about getting Nishizawa-san something
in return for the Valentine's chocolates she gave me,
Pensaba en qué darle a Nishizawa-san por 
el chocolate que me dio en San Valentín,
Estava pensando em dar 
algo à Nishizawa-san...