Seo In Young has decided to return to promotions as a singer again for the first time since she went on hiatus for her cursing controversy. 

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It's been revealed that Seo In Young recorded an OST for currently airing KBS2 drama 'Queen of Deduction 2'. The 'Queen of Deduction 2' OST Part 9, titled "I Still Love You", is set for release on April 12 at 6PM KST. 

Back on April 8, Seo In Young appeared on a broadcast for the first time since her controversy on JTBC's 'Sugarman 2' and apologized to the public.