After researching, he discovered the author he sought was in his hometown of Busan for Christmas. Arriving there, his grandparents' house dazzled with lights, and the scent of cookies and hot chocolate filled the air. His grandmother remarked on his growth and urged him to eat more. As his grandfather brought in a large Christmas tree, he tried to grab a cookie, but his grandmother stopped him, cautioning they were still hot. After unpacking, his grandmother sent him to buy ingredients.