Is it really wrong that I'm married but in love with someone else
Have you told your husband about this? What does he think about your feelings?
I told him, and he seems to be fine with it.
If you are married, you have an obligation to remain faithful to your spouse. Even if your spouse does not seem to care if you have fallen in love with someone else, you still owe your spouse loyalty. You should stop seeing the other person, or make a clean break with your spouse.
I think he likes it, so we can all be together.
Even if you feel like your husband likes it these situations can get tricky. You really should break off the new relationship before your marriage is damaged or you should divorce your husband.