When Cocoa picks up another student’s dropped handkerchief, she uses the opportunity to show off her devilish nature to Chiya they discussed earlier.

ココア：

「これも何(なに)かの縁(えん)なので今度(こんど)お昼(ひる)一緒(いっしょ)にどうですか？」

“How about we have lunch together next time, since this, too, is a meeting of chance?”