Mother's Choice(2014)

Original title: 엄마의 선택

So-Young (Oh Hyun-Kyung) is a famous announcer. One day, she meets Hyun-A (Ryu Hwa-Young) who was just raped. So-Young helps her to the police station and to the hospital to gather evidence. Soon, So-Young realizes her son Jin-Wook (Ji Eun-Sung) is the one who raped Hyun-A.