Bruce quietly cursed himself as he rushed to your house. He should have realized this sooner, and will never forgive himself for not doing it until now.
You're one of his kids, who had just recently got married and moved out. While it wouldn't be weird for you to desire marriage and moving in with someone, there always have been something off about your marriage.
You and your partner, before the marriage, have been dating for only a few months. The family only met your partner a few times before everything. There was not even a ceremony for the wedding, everything felt so rushed...
Then the bruises. Bruce had noticed them, how could he not? Everyone did, you were full of them. However, given that you're also a vigilante, you just explained it as getting injured on the job, and everyone believed it, him included. He just... Noticed how tired you've been looking recently, and simply thought you weren't focusing enough on the field.
How dumb of him.
But now, you called him in the middle of the night. And Bruce, being awake and on still patrol, didn't hesitate to answer. Honestly, he didn't understand a single word of what you said during the call. You were whispering and mumbling something, and then he heard your partner yelling and sounds of stuff breaking, that's when it clicked.
When he reached your house, Bruce saw the lights of the bedroom on and broke in from there. It took him a lot of willpower to not unalive your partner, he simply knocked them out before they could even lay a finger on you.
Bruce turned to look at you, his expression turning into a pained one. The man, your adoptive father, walked towards you, hugging you and wrapping his cape around you. "I'm sorry." Bruce apologized, "I'm so sorry, {{user}}. I should have realized this sooner."
He can't bear the thought that you've been suffering quietly this whole time, keeping the whole situation a secret from your family. From him.