After analysing your chart, we can say that you will have a good married life. There could be a likelihood of some kind of issue with your girlfriend which could lead to friction and a break. This is likely to happen only once.
But once this is taken care of, your love life would be excellent thereafter, so you need to assess your relationship from every possible angle and take a carefully calibrated step for a better, stable and blissful married life.
Lord of 7th House Mars is in 6th House in Pisces in Rashi chart and the Lord of 7th House of Rashi chart is in 8th House of Navamsha; and the Ashtakavarga score of 7th House of Rashi chart is just 23.