Define Enter The Void Meaning

Enter The Void
Refers to the film by Gaspar Noe about a druggie, his sister, and their life in Tokyo. Because of the unconventional plot and trippy effects, also refer to taking drugs and preparing to "enter the void".

Person 1: Have you seen Enter the Void?
Person 2: No, but I took a lot of drugs. Same thing.
By Kirby