On October 8 (KST), ESteem Entertainment released a statement regarding the passing of Lee Ui Soo. They said, "We also express our sadness and condolences on the sudden news. We're still in shock over the news. It is true that he died by suicide but we are still trying to figure out the details. The family of Lee Ui Soo expressed their desire to quietly carry out the funeral between family members. Please pray for him."
In addition to the agency, Lee Ui Soo's brother also released a statement through his social media account, "My only brother, Ui Soo, passed away on October 6, 2017. I thought he was living and working hard through his modeling and DJing career...he must have been going through very difficult times for him to make such a decision. Even though we will have to investigate further, please pray for him."
We offer our condolences to Lee Ui Soo and his family.