IU and Lee Mi Sook warmed the hearts of fans with their mother-daughter love in BTS photos from their KBS 2TV drama 'You're the Best Lee Soon Shin'.

IU and Lee Mi Sook are seen enjoying the cherry blossoms of spring and showing their close friendship and affection for each other, warming the hearts of fans. Mi Ryung (Lee Mi Soo) was recently found to be Soon Shin (IU)'s biological mother by Jung Ae (Go Doo Shim) who raised Soon Shin, raising the curiosity of viewers on how their mother-daughter relationship will unfold.

Catch IU and Lee Mi Sook's growing relationship on 'You're the Best Lee Soon Shin' on the 20th at 7:55 PM KST!