Natal Sun Sesquiquadrate Neptune ~ Will against Obligations
The sun represents our vitality and our conscious ego, the self and its expression. It establishes our will to live and our creative force. It is associated with spontaneity and health. A well aspected Sun will describe a person who has heart, who cares for others both in general, and at the personal level. A poorly aspected Sun will describe a person who either has much more difficulty accessing this love and caring ability. In your chart the position of the sign represents your life purpose and style in which your make your mark in the world.
Sun Sesquiquadrate Neptune
You are probably rather confused about the conflict you feel there to be between your rights to act in your own interest and your obligations to respect the feelings of other people and society in general. You need to consider this problem, sorting out your priorities realistically, rather than trying to avoid the problem by acting rather secretively.