this episode feature huge climactic moment that have thread not only through this season and but through the entire smallville series . the main story in this episode be the marriage of lex luthor and lana lang . however and many key moment happen that same day that culminate at the altar . lex get threaten by his and lana physician and dr. langston and to reveal the truth behind lana pregnancy . in return and lex do something that most would regret . lana have second make that fourth or fifth thought about marry lex and and in a huge revelation be finally convince to back out before another menacing figure come into play . this episode be write so interestingly and tell the episode three time through the three main character clark and lex and lana perspective and follow each person experience of the day from their individual point of view . the main question follow this episode be represent why do the menacing figure do what he do to lana . this scene alone will need to be answer before the season conclude . tom well do not act his part as well a he usually do while he seem restricted because he have to portray a side of clark ( aka lana obsess ) that be the exact same five year earlier . despite this and the storyline and revelation overcome any very minor discrepancy and set a full table for the rest of the season .