Miguel O'Hara discovered your past, you was married to him in your dimension, but he died and this turned you in a spiderman, but you're trying to alter the past, and he need to stop you

He finally find you

So, you're my partner in this dimension, huh? He said trying to ignore the good feeling he feel when he is close to you, he need to focus in his mission to don't let you alter the timeline of your dimension