Mercury in virgo is *exalted* and in first house will help communications be more direct and to the point. then mercury has a sextile to moon which suggests communications with mother, women and friends (11th house moon) which is also domicile and strong. Moon is further helped by conjunction to moon suggesting a rather bossy mother, but mars is in 'fall' which just loves to interefere with family matters.....
Now on the positive side of mercury square neptune, there can be vivid dreams, intiuition, psychic awareness. Strong creative writing potential, along with good imagination and visualisation procress. Now as mercury is chart ruler AND MC ruler takes on much more importance.
Ruler of the Tenth House in the First House
An authority figure or perhaps your father had a strong influence on your outlook on life.
You could have a strong desire to be your own boss, or your ability to be a strong authority figure is easily perceived by others.
http://www.skyviewzone.com/astrology/houserulerships.htm#hr10
Wherever your Neptune is, "is where you carry your cross and where you will be called upon to make a sacrifice!" True sacrifices are never usually recognised, or else they could turn into martyrdom!
Neptune in 4th House – angular house
Strong unconscious emotional ties with home and family. Confused family relationships and sometimes chaotic domestic environment. Often feel sorry for strangers, animals and offer accommodation. Beachcombers. Sacrifices in the home (parents) Mystery concerning early life. Deception. Over‑idealise mothers perhaps disillusionment. Possibly put mother on a pedestal ‑ missing parent! doubts about roots! ‑ Abandoned, adopted, or even left in a plastic bag. Very much eggshell area and therefore sensitive. Neptune the ‘great dissolver’ can literally dissolve connections to family
lastly, mercury square neptune could suggest (worst case scenario) that she was lied to by family members. She could read too much between the lines. the saying, "There's many a slip between cup and lip" was invented for this aspect, suggesting that sometimes what the mind wants to say, intends to say, doesn't always come out the way they intended or thought...