GWSN's Seoryoung and Lena have lent their voices to the weekend KBS series 'Mother of Mine' with a new song "I'm In Love". 

GWSN have already participated in a number of drama OSTs, including JTBC's 'Clean with Passion for Now', tvN's 'Touch Your Heart', and now expectations are running high for their new song in 'Mother of Mine'. 

"I'm In Love" was composed by Huh Sung Jin, who has worked with many talented artists such as SISTAR, 2AM, and Ailee. 

'Mother of Mine' airs every Saturday and Sunday at 7:55 PM KST.