Ever had a dream that was so real it made you lose your grip on reality? One that turned into hallucinations the following day? One that drove you close to madness?

Marciel has -- and it did.

He's the eponymous hero of "Marciel Hallucine," and what led to this state of affairs is told in a 10-minute film that kicks off this unusual and captivating piece of performance art, being staged at Art Sphere on Tennozu Isle in Tokyo's Shinagawa Ward until Dec. 30.