Are there any unhappy love married couple?

 Reason is the difference between what is perceived about the marriage after watching movies or Judgement about marriage looking at few golden months before marriage and what is actual In real life. It is not as below

Reason is that comparison which we did not do at the beginning, will start after few years .

Reason is that once kids are born, kids are on the top of the priority. They love kids more than loving each other. So both would think like not being loved or being given importance

Reason is that naturally either of husband or wife would be lazy than one. At one point, One would start thinking that he or she has been used by partner. In reality 50:50 sharing is not possible.

Reason is that love would be top most priority during beginning of marriage life. But in reality money will be wanted in most of the situation .

Reason is that over Period of time, either of one will start feel inferior or superior with partner. Naturally it will distance them. Because feeling of both inferior or superior with some one will not lead to happy life.

Reason is that complementing each other will be occasional or it won't be there after few years. Because they are not as attracted as they are in the beginning. May be that it is because of being close for Many years.

Reason is that both will start thinking about being secured than being loved.

Reason is that they start considering marriage as assignment rather than considering as experience or pleasure