Korean singer Lee Sang-eun was found dead in a washroom of a concert venue.

She was set to perform at the 33rd Regular Concert of the Gimcheon Municipal Choir at the Grand Hall of Gimcheon Culture and Art Center in South Korea.

According to reports, the 53-year-old soprano singer was supposed to come on stage at that time but she wasn't backstage. So, one of the event staffers looked for her and discovered her dead in a washroom.

Meanwhile, the incident is currently under investigation by South Korean police authorities.