SEE ALSO: tvN drama 'High School King' confirms its full cast lineup

His agency Jellyfish Entertainment stated, "Seo In Guk will release a new single on the 14th."

"It is true that [Seo In Guk] is making a comeback... Seo In Guk will return with a soft and tender track that�expresses his gentle emotions well�in time for spring...�Seo In Guk is spending his days busily while filming his new tvN drama 'High School King', so it would be difficult for him to perform on broadcasts."

It's been six months since his latest release with Zia, "Breaking Up Man and Woman", so fans are definitely looking forward to listening to Seo In Guk's sweet voice once again!