According to South Korean news agency Insight, MASC member ChiBin has recently hinted to fans that he was assaulted by fellow member A.C.E by opening up on Instagram.
An anonymous source claiming to be ChiBin submitted photos to the news agency showing facial scars, bloodied head, and scarred hands. The source then claimed he had been assaulted by A.C.E with an umbrella.
ChiBin recently made a post on Instagram saying 'It seems you know that you have done wrong, but you also want to run away from it. It seems you have no intentions of apologizing for the physical and mental damage you have inflicted upon me."