Suep Suan Puan Rak(2010)

Suep Suan Puan Rak is a Thai action series following Laimek, a seasoned undercover agent preparing for retirement who hopes to finally spend time with his daughter Fakhram. Years of covert work have forced him to hide his true identity, masking his skills behind a facade of weakness and fear even at home. When ambitious young agent Peesaeng joins the force, eager to prove himself against the legendary Laimek, the police department pairs them together. Peesaeng is tasked with learning from his mentor while the two investigate a high-stakes drug case targeting Khongdet, a wealthy businessman suspected of running a major narcotics operation. As the investigation intensifies, Laimek must balance his desire for a normal life with the demands of one final dangerous assignment.