What on earth is she doing here? Rebecca keeps observing Qing Fen, speculating about her intentions. Anyway, she's got nothing to lose now. So, Rebecca accepts her enemy's challenge. After they start talking, they talk about so much more. Then they realize that the enemy is the one who knows them best. It turns out that the one who knows me best hits me on the sore spot. In fact, there's only a fine line between a friend and an enemy. What actually trips us isn't the blooming flower on the other side, but ourselves... (Source: Viu)