A deadly vow to Lex that Lana will be at the altar, and a threat to Lana that he will kill the man she loves.
What sets "Promise" apart from your standard CW drama is its unique structure. The episode tells the story of the wedding day three separate times, each from the perspective of the main players: [S5E3] Promise
She tells Clark, "I'll be there, I promise," referring to their meeting at the barn—a promise she is forced to break. A deadly vow to Lex that Lana will
The episode ends on a haunting visual: Clark standing alone in the rain, watching the limousine carry Lana away. It effectively signaled the end of the "Smallville" of old. The era of pining in the hayloft was over, replaced by a much darker, more mature conflict between the future Man of Steel and the greatest villain of his life. The episode ends on a haunting visual: Clark
Here, we witness the "Luthor" in Lex. Threatened by Dr. Langston over the truth behind Lana’s pregnancy, Lex resorts to cold-blooded murder in the church crypt, proving he will do anything to keep his "prize."
A hollow vow of love built on a foundation of lies and a fresh murder. The Aftermath