JB from boy duo JJ Project will join the cast of MBC drama “When A Man Falls In Love.”

It was recently revealed that the singer and actor will join the MBC drama as Shin Se Kyung's little brother.

JB will play the role of Seo Mi Joon, a trainee at a big entertainment company. He will be a innocent, caring and loving character, who's parents and sister are the most important people in the world.

Seo Mi Joon will also play cupid between his sister, and the two men (Song Seung Hun, and Yeon Woo Jin) that romantically interested in her.

The actor is expected to play the role to perfection, as he has the insight, as he was himself a trainee in JYP Entertainment.

This will be JB's second role in drama, in 2012, he starred in the KBS drama “Dream High 2” alongside Kang Sora, 2AM's Jinwoon, Sistar's Hyorin and T-ara's Jiyeon.

Meanwhile, “When A Man Falls In Love” starring Song Seung Hun and Shin Se Kyung will start its run on April 7th, at 10PM (KST).