One night when Mickey is fast asleep, he falls into a dream where a mischievous ghost traps a dream vision of himself inside a magic mirror. Stuck in a large mansion within an alternate universe that strangely resembles his own house, Mickey yearns to get back through the mirror to the real world in order to wake up from his dreamlike state; however, the ghost destroys the mirror and the pieces shrink and fly off to different areas around the house, which turns the magic mirror into a normal mirror.
One night when Mickey is fast asleep, he falls into a dream where a mischievous ghost traps a vision of himself inside a magic mirror. He finds himself in a strange mansion that resembles his own home but is in an alternate universe.  Mickey wants to return to reality through the mirror but the ghost destroys it and the pieces scatter around the house, transforming the magic mirror into a regular one.