Memories. From the good times. Before everything went down in flames. Before he set everything on fire.

As Maglor steps closer Feanor put his arms around him.

My boy

That's something he didn't expect, that he lost hope he'll be ever able to do. And yet here they are. He knows not by what grace this is happening or if this won't end with him blowing everything up again but he'll be damned if he lets this chance slip away.

"It won't. I won't let it. I promise."