Time Between Dog and Wolf

After his mother is brutally murdered by the Thai mafia, Soo Hyun (Lee Jung Ki) gets adopted by Min Ki (Jung Kyung Ho, )'s father, a National Intelligence Service agent. Years later, both Soo Hyun and Min Ki have followed in their father's footsteps and become NIS agents. As fate would have it, Soo Hyun and his childhood love Ji Woo (Nam Sang Mi) reunite after years of separations. Life takes a different turn when Soo Hyun is assigned to a case involving the Thai mafia and is forced to relive his childhood nightmares. Soo Hyun goes undercover to bring down the mafia - and this time, it's personal. (official distributor synopsis)