A Love That Cannot Be Spoken

Lin Yuan runs into her ex-boyfriend at the airport, five years after they broke up. From that moment on, it's as if she's back in the past: a smile or a gesture from him makes her incredibly happy, and his text messages lull her to sleep every night. But this beautiful, heartwarming love can't be spoken aloud. The woman who was once his official girlfriend has now become the other woman. What should Lin Yuan do? Where can their love go from here?