The month of April is about to get even more exciting with Superstar K winner, Seo In Kook set to return! According to his management on the 29th, Seo In Kook is scheduled to release an album on May 6th, with recording approximately 50% completed. They also revealed that the title track would be a ballad and the album would contain a mix of slow and fast tempo songs. After a fierce battle with Gil Hak Mi in the Superstar K competition, it looks like their rivalry will be renewed this April as the former will be beginning promotions this week with her debut single, Super Soul. Seo In Kook had performed on music shows last year with Calling You after winning the inaugural Superstar K competition.