This transit can trigger many feelings- romantic, sensual, paranoid, delusional… it is important here how you handle the energy (and is somewhat dependent on how Neptune is aspected in your personal chart).
Some positives that can come from this transit include enhance energy and enthusiasm. Unconditional love may flow at this time and your healing abilities could increase.
However, some negatives that can also manifest are tendencies to idealize things (leaving you open to deception). It is important to avoid negative environments as much as possible. You may be more susceptible to alcohol, medication, infection, poisons and drugs.