Shinsegae Department Store has no formal ambassador, but Annie of Allday Project, K-pop's first known chaebol scion, has served as its de facto face since her debut last year. Lacking any such birthright, Lotte Department Store recently signed its own poster child: Blackpink's Jennie. Lotte's ambassador deal, unveiled in late September, marks its first advertising model in nearly a decade — Actress Shin Min-a last fronted Lotte in 2017 — and signals a bid to rejuvenate its image as a younger, mo