Mind the Noona Gap 2 Episode 8

At random, the singles are separated into two groups for an old-school or new-school group date. With things left up to chance, already established connections hang in the balance, as the groupings are unpredictable. After the group date, some return energized to have deepened their relationships, while others feel the urgency of lost time. However, with the introduction of Pandora's QR, which reveals where a person's interest lies, how will the tables turn at Yeon House?