This text explores the ontological nature of the subject, focusing on the dialectic between internal unity and external separatedness. The author challenges traditional conceptions by emphasizing that the connection between two beings does not imply their fusion into a single entity; separatedness is a fundamental feature of the plurality of subjects. Drawing on ancient philosophers such as Anaxagoras and Melissos, the text delineates the boundary between integrity and isolation. The subject is defined as an unfolding event that is internally unified and integrated, yet exists alongside and in opposition to other subjects. This external plurality is crucial for the existence of any subject, as being inherently involves the capacity to interact with other entities. The central inquiry concerns the nature of a subject's integrity as an organic unification of lower-level subjects, contrasted with the separatedness of subjects on the same level. The author concludes that these categories are not merely conceptual distinctions but active organizational modes through which both unity and the boundaries between individual entities are established.