Miraculous: Simply the Best/High Wire

Transcript
It begins with Marinette and Adrien having a date at a fancy restaurant as they're blushing madly at each other.
 * Marinette: Just a friend, huh?
 * Adrien: I had no idea you were Milady.
 * Marinette: Face it, you were into me without acknowledging it.
 * Adrien: Ummmm... can I answer that later?