Ma Boy(2012)

Ma Boy is a South Korean series following Jang Geu Rim, an arts high school student with dreams of becoming a pop singer. When she gets a new roommate at school, she's shocked to discover that Irene, a glamorous female CF star, is actually a boy named Hyun Woo living under a false identity. As Geu Rim navigates her own ambitions in the competitive entertainment world, she becomes entangled in Hyun Woo's secret double life. The series blends comedy and coming-of-age drama as the two students must keep his disguise hidden while their connection deepens, exploring themes of identity, friendship, and the pressures of the entertainment industry.