It's "White Day," the day that boys who received chocolates on Valentine's Day give their return gifts to the girls. And Momiji has one big surprise gift for Tohru!
I can tell that you're safe, Tohru-san.
Je suis rassurée que ce soit vous.
Vejo que é confiável, Tohru-san.
Теперь я спокойна, Тору.