Answer:
Dissociate identity disorder
Explanation:
Symptoms: memory loss, people, time, events...
Being detached from emotions and people.
Blurred sense of identity.
Depression, anxiety, suicidal thoughts...
Causes:
Multiple personality disorder is characterized by "switching" to other identities. A person might feel presence of more than one people talking or living inside one’s head. A person might feel like they are possessed by other identities. Every identity has a different name, personality and characteristics.