The Secret of My Love (Korean: 내 남자의 비밀; Hanja: 내 男子의 祕密; RR: Nae Namjaeui Bimil; lit. My Man's Secret) is a 2017 South Korean television series starring Song Chang-eui, Kang Se-jung, Kim Da-hyun, and Park Jung-ah. The series aired on KBS2 on Monday to Friday from 7:50 p.m. to 8:30 p.m. (KST).