At the Yeonhui-dong letter shop Geulwol, Hyo-young and Yeong-gwang once met as clerk and customer, and became lovers. Later, working at Geulwol’s Seongsu branch, Hyo-young built new memories with him, but an old wound Yeong-gwang could never cast off created cracks between them. Over time, their relationship faltered until they finally broke up. Six months later, while convincing herself she had moved on, Hyo-young discovers a letter tucked away on the shop’s shelf—a letter she wrote after their breakup, addressed but never sent. A lonely letter with no recipient. Not long after, on her way home through the streets of Seongsu, she runs into Dong-gyu. Back in her early twenties as a film student, she had met him in a movie community: someone she stayed up chatting with about films, drank with, and went to indie theaters with. They had shared something like a spark, but never quite a romance. Dong-gyu remained like an unread letter. And so, a love she believed she had taken to the very end, and another love that had never begun, begin to intertwine.

The sequel to Seoul Letter Shop, exported to 18 countries worldwide. It follows Hyo-young as she stands at a crossroads, caught between a love that has ended and a love that has yet to begin. As in the previous book, the theme of letters remains at the heart of the story, guiding readers to resonate deeply with universal emotions of genuine connection and the restoration of relationships.