one of the group is chan po—ying. she's become a rare face of protest since the law was imposed.. they even set up cameras and recorders when we set up. it's psychologically intimidating. you never know when it could be used as evidence against you. po—ying's husband is known as long hair — a veteran and rebellious activist. he's been detained for two years, under national security charges. his trial has just begun. he is one of 47 pro—democracy advocates on trial for taking part in an unofficial election. they include scholars like benny tai, lawmakers like claudia mo, and activists such asjoshua wong. the trial marks the biggest crackdown since the introduction of the national security law. if found guilty, they face possible life in prison. despite the threat of imprisonment, some protesters are determined to challenge the restrictions. translation: we are trying our best to create more spaces to protest. i the red lines are still very vague. for example, the law of inciting subversion, we don't know to what extent we may have already crossed that red line. so we try our best