Actor and former “Produce X 101” contestant Lee Se Jin has been cast as the lead of a new BL (boys love) web drama “Mister Heart” (literal title)!

On June 25, Lee Se Jin’s agency iMe KOREA announced, “Actor Lee Se Jin will be starring in ‘Mister Heart,’ the follow-up project from the production team of Korea’s first BL web dramas ‘Where Your Eyes Linger.'”

“Mister Heart” will be about the love and friendship between a rising marathon star and a pacemaker. Lee Se Jin will be taking on the role of sprinter Sang Ha, who maintains a smile despite his difficult environment. THE MAN BLK’s Cheon Seung Ho will be playing Jin Won, the rising marathon star who is apathetic about everything besides marathons. Viewers are highly anticipating the romance that will unfold as Sang Ha sweetly adores Jin Won.

The upcoming web drama has already garnered attention for being the follow-up project to the popular BL web drama “Where Your Eyes Linger,” which was released in 200 countries over the world. “Where Your Eyes Linger” starred Jang Eui Su and former “Produce X 101” contestant Han Gi Chan.

Beginning on June 24, “Mister Heart” will release content showing the drama’s production process as well as making-of videos each week through W Story’s mobile app and social media channels until the drama premieres.