HELP A BRETHREN

PASTOR, PLS AM I IN ORDER BY WANTING TO MARRY MY FRIEND’S FATHER. HE PROPOSED & I ACCEPTED; EVEN THOUGH MY FRIEND IS VERY MUCH AGAINST IT. SHE BELIEVES IT IS NOT RIGHT TO BE HER STEP-MUM SINCE SHE BROUGHT ME HOME AS HER FRIEND. ALL EXPLANATION TO MAKE HER SEE REASON HAS FAILED. I LOVE HER FATHER & WANT TO MARRY HIM BUT I NEED A GODLY VIEW TO THIS. [I AM 31 & HE IS 58 YRS OLD].