From last place to first love, Yumi's unexpected journey. Everyday Yumi writes letters to Bonggu (Bamby). With each letter she writes, Yumi hopes it reaches Bamby. But letters never come back in the mail leaving her heartbroken. For years they were separated not knowing how either one were doing. One day during a break, a familiar melody drifted from Bamby's phone. It was their favorite childhood song, the one they used to sing together on the playground. A sudden, recognition dawned on them, their eyes widening in surprise. "Yumi?" Bamby whispered, disbelief crossing his voice. Yumi's eyes welled up with tears. "Bamby? It's really you!"