Group in society: Human society is composed of groups i.e. collections of people that know each other personally, and that play roles in that society.
Indeed, "society" is an abstract, theoretical term, and such society as humans know in their own experience is made up of face-groups.
Most of what people believe they know about 'society' is propaganda or wishful thinking, and generally uninformed. Few people realize that, if they are 75 years old, there are - in the 21st Century - some 3 times more human beings in the world than seconds in their lives, namely 2,365,200,000 at age 75.
Also, it is noteworthy that there is little human awareness about their own mammalian and apish nature, although there is both amusing and bitter evidence about this gathered by e.g. Stanley Milgram and Desmond Morris. Some relevant points are