Super Junior Heehcul is a spoiler himself as he releases a short BTS photoshoot of their promotional poster for starrign drama 'Flower Grandpas Investigation Unit'.

The clip is uploaded on his instagram account showing the main cast, veteran actors Lee Sun Jae, Byun Hee Bong, Jang Gwang, and Super Junior Heechul.

All of them are posing perfectly reflecting their characters while having fun in the set. Meanwhile, "Flower Grandpas Investigation Unit" is going to premiere on May 2 following 'Let's Eat'. Watch below:





Heechul also shares a group photo with co-star Park Doo Sik, Lee Cho Hee and Choi Jin Hyuk.