The role-playing method is to give the subjects a hypothetical role, require them to perform their own behavior, observe, record and evaluate the role-playing behavior according to the requirements of the role, and evaluate the proximity or competence of the role.Moderator: Part of the activity (such as: table role-playing game), a special role player. .ccosplay.com/ Responsibilities: creating the world, writing scripts, acting as actors in the play, and hosting activities.In modern times, many people carry forward this performance spirit in role-playing interactive activities, making impromptu performances no longer limited to dramas and film and television dramas, and become a new form of people's leisure interaction.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.) Each member will have an identity and role to communicate and interact. Laughter, debate, command, execution...