Most ponies have relatively benign problems in their relationships. Small arguments, things like that. When the universe itself begins to meddle in Applejack's love life, both her and Rainbow realize it isn't going to be as easy as they thought.
Twilight is awoken early in the morning to Rainbow Dash knocking on her door. The pegasus seems out of sorts, and this only becomes more apparent as time goes on. What could be wrong?
The girls play a game of truth or dare whilst opening each other's gifts which leads to the group learning about Twilight's hobby which directly involves Rainbow Dash, much to her surprise.
Rainbow Dash and her friends are surprised by the "quality" of stallions bidding on the kiss she offers at a charity auction. The winner, however, is the biggest surprise of them all.
Rainbow Dash loses her temper and yells at Pinkie Pie, driving the talkative party pony to make a drastic promise. Now, it falls to Rainbow Dash to fix the mess she's made, lest Pinkie lose a vital part of herself forever...
After an incident between Applejack and Rainbow Dash, the two are finding it hard to communicate with each other. However, a trip suggested by a friend might bring their problems to light.