Stay Gold

Lexa quickly turns around, eager to continue the debate, but Clarke is already making her way out of the coffee shop. Clarke spins and leans her back against the door when she gets to the exit, taking a big swig of her latte. "Should've guessed," she quips with a smirk. Then, the bell above the door dings, and Clarke disappears down the sidewalk, leaving Lexa standing there stunned, annoyed, and if she's completely honest, mildly impressed.

or

The one where Fall makes Lexa grumpy, and Clarke shows her it's ok to open her heart to love again.