Last September 28, according to Kim Soohyun's agency, they had confirmed that the actor will enlist next month (October 23rd). After his basic military training, the actor will serve the army for 21 months. 

The said episode will air this June 10 at 6:20pm kst. Kim Soohyun keeping his promise to appear on Infinite Challenge to battle with them, showing off his bowling skills.

Apparently, this will be the first time that the actor will show off his skills.

source: (♥)

Sulli plays the role of a rehabilitation therapist named Song Yoo Hwa, who is responsible for the treatment of Jang Tae Young which will be played by actor Kim Soohyun.

This movie will premiere this June.