Lee Se-jin is a South Korean singer known professionally as Lyn who has released ten studio albums to date.
The first album that embarked her successful singing career is "Have You Ever Have A Broken Heart?". It was very successful and was able to shoot her up to one of the top R&B female solo singer of the year. After a surprise two years hiatus, Lyn released her second album "Can U See The Bright" which was very successful, surpassing her previous album with her popular single, "사랑했잖아" (Used To Love). In 2012, she sang "Back in Time" for the soundtrack of period drama "Moon Embracing the Sun". She then sang "My Destiny" for "My Love from the Star", for which she won "Best Original Soundtrack" at the 50th Baeksang Arts Awards in 2014.