­After suffering through a blind date, Barney drags Ted along to pick up women on "the drunk train" the last train at night from Manhattan to Long Island. However, when Barney continually fails to pick someone up, Ted realizes, it's all a cover for the fact that he actually has feelings for his date, Quinn. Meanwhile, Marshall, Lily, Robin, and Kevin embark on a couples' getaway weekend in which Kevin proposes to her, but Robin is crushed when Kevin breaks things off after learning she can't have kids nor does she want them.