The phrase "passionate group" refers to a collective of people who have strong emotions, enthusiasm, and dedication towards a shared interest, cause, or goal. Full definition
It was the most passionate group of individuals I've ever worked with in my life. (cinemablend.com)
This sentiment also came across loud and clear when I met a very passionate group of parent bloggers, who have children with special educational needs, a few weeks ago. (gov.uk)
On the other side: An equally passionate group arguing that no - excuses practices are systematically abusive and a form of institutional racism, undermining any academic gains they may enable. (educationnext.org)