On November 7, 2012, Park returned to television by participating in his fourth drama, MBC's Missing You, in which he portrays homicide detective Han Jung-woo who, in the past when he was fourteen years old, was separated from his first love.
Pada tanggal 7 November 2012, Yoochun kembali ke televisi dengan berpartisipasi dalam drama keempat, MBC Missing You, di mana ia menggambarkan detektif pembunuhan Han Jung-woo yang pada masa lalu, ketika ia berusia empat belas tahun, dipisahkan dari cinta pertama.