When the Mountains Crumble to the Sea by IssyLily
Chapters: One-Shot
Genre: Canon AU
Length: Under 5K
Rating: Teen & Up
Secondary Characters:
Alec Lightwood / Lydia Branwell
Themes:
1×12,
Summary:
Magnus knows he’s left it almost too late, and yet despite his want to appear bitter and uncaring, he cannot bring himself to let Alexander Lightwood go without a fight. A quick lie that no one believes gets him into the Institute the night before Alec’s wedding, but Magnus knows that only the truth will do.
He’s just not sure what the truth is yet.