Those with Moon in the 12th house tend to be over-sensitive and often feel very vulnerable. Emotional boundaries are extremely diffused, and the psychic and instinctive qualities are likely to be very powerful.
The Moon in the twelfth house is also strongly drawn to everything that is unifying, irrational, vast and symbolic.
… describes twelfth house Moons as psychic vacuum cleaners, they ‘suck in’ whatever is circulating in the atmosphere.

