[1v1 + mutually devoted + bickering couple + she pursues him + the prince falls hard + the ice-cold man cracks + bold flirting]
Xu Duoduo, the entertainment industry's top paparazzo, heroically (and very unluckily) falls into a sewer while trying to photograph a top-tier star's scandal.
When she opens her eyes again, she's become a fifteen-and-a-half-year-old half-demon, a pitiful little thing mistakenly identified as a boy and dragged into a prince's manor to serve as a shadow guard.
Xu Duoduo: What a deal! She can escape the three obediences and four virtues expected of women in ancient times and openly admire her colleagues' eight-pack abs!
That is, until she crashes right into her master, Shen Yan, during her entrance assessment.
Looking at his cold, otherworldly face, Xu Duoduo's professional instincts kick in, and she blurts out:
"Your Highness, you have quite the face for romance..."
Shen Yan's face darkens. "Throw her out."
Later, everyone in the prince's manor realizes the new little shadow guard is completely outrageous.
Others gather intelligence by going undercover; she does it through gossip.
Others train diligently; she drools while watching the prince practice.
Even more outrageous, on the night of the full moon, the prince, rumored to become so murderous when his bloodlust flares that he kills without blinking, pins the little shadow guard against a wall and says in a hoarse voice, "You like watching so much..."