Only know for sure that

“Then you have nothing to worry about. I’ve seen many relationships in my lifetime. I’ve had many, and what you and Nico have? It’s something special.”Will smiled. He had told his siblings about his intentions to propose, and obviously Hazel, but he had been debating whether or not to tell his dad too. He was afraid that after reascending to godhood, Apollo would gradually revert back to his old ways. But he didn’t. He was actively making an effort to stay involved in the lives of his children, to the point where he had appeared the second after Will muttered a prayer of his name.“Thanks, Dad.”“Of course,” Apollo winked. “Now go and put a ring on it.”“…please never say that again.”-Or, a solangelo proposal fic based on this tumblr post