This is an ancient and enduring entertainment. We used "play house", "house wine", "police to catch bandits", "play war", "table role-playing game", "running Group" and so on call it. In this type of activity, all participants will reach a consensus: What are we going to do? How to do it? (Determine common expectations and rules.) ww.ccosplay.com/ Each member will have an identity and role to communicate and interact.The purpose of role-playing is to use the method of drama performance to make people discover problems, understand the crux of the problem, and better adjust their psychological state and solve psychological problems.