Your family should always come first in your life. It doesn't matter if you are related to them by birth or marriage; you must always act in alignment with their interests and intentions. The story below tells the story of the frustrated husband. The original poster (OP) had been married to his wife for a long time. The wife has a daughter and son from a previous marriage and OP happily took on the role of stepfather. Things were going well at first—OP was supporting his new family, and the wif…