To speak about teens’ groups, you need the appropriate vocabulary.
Solidarity - agreement between and support for the members of a group, especially a political group;
Like-minded - share the same opinions, ideas, or interests;
Distinct - clearly noticeable; that certainly exists;
Hippy - a person, typically young, especially in the late 1960s and early 1970s, who believed in peace, was opposed to many of the accepted ideas about how to live, had long hair, and often lived in groups and took drugs;
Identity - who a person is, or the qualities of a person or group that make them different from others;
Charity - a system of giving money, food, or help free to those who are in need because they are ill, poor, or have no home, or any organization that has the purpose of providing money or helping in this way;
Message - idea;
Opposed - completely different;
Startling - surprising and sometimes worrying;
Associate - to connect someone or something in your mind with someone or something else;
Goth - someone who likes goth music and wears black clothes and white make-up;
Punk - a person who wears punk clothes and likes punk music;
Biker - a member of a group of people riding motorcycles;
Raver - someone who goes to a rave (= an event where young people dance to modern electronic music and sometimes take illegal drugs);
Emo - a young person who likes this music, wears mainly black clothes, and is often nervous, worried, and unhappy;
Hipster - someone who is very influenced by the most recent ideas and fashions.
There's a distinct smell of cigarettes in here.
I cannot reveal the identity of my source.
He made some startling admissions about his past.