騰遠相隔了二十年，帶著懷有五個月的妻子回到台灣尋親。 眷村與夜市是他最深刻的記憶圖騰， 但滄海桑田、人事全非， 騰遠只憑著當初小學二年級匆匆離開時， 書包裡的一篇還沒有交出去的作文「我的爸爸」的內容開始按圖索驥， 尋找八歲以前他生命中的回憶…… 到底，騰遠是否能順利找回他失聯已久的父親與哥哥呢？

Hyun-jun, an ordinary postman, is mistakenly arrested as a wanted criminal due to his identical appearance to fugitive Choi Cheol-gu. While struggling to prove his innocence, the real Cheol-gu escapes prison and flees to Taiwan. When Hyun-jun travels there on a reward trip, he is once again mistaken for the criminal and even kidnapped, only to be rescued by tough detective Woo-hee and her partner. As repeated mix-ups lead to comedic chaos, Hyun-jun and Woo-hee grow closer and ultimately team up to catch the real fugitive together.