When Lee notices the middle character on Gaara's forehead has changed from “Love” to “Romance,” he's convinced the Kazekage's got a crush on someone and sets out to learn their identity.  Lee gets a booby-trapped watch from Orochimaru that will explode if he stops training.  Or if Neji cross-dresses.  Or Tenten overreacts.  How will Lee survive?!
And since Gaara's naturally 
taciturn anyway,
Y ya que Gaara es naturalmente reservado,
Como Gaara es una 
persona muy reservada,
E como o Gaara é taciturno naturalmente,