At San Miguel High School, tucked away in a quiet corner of Grade 9, Section B, lives Priana. Her world is small, confined to the pages of her diary and the warmth of her mother’s affection. Being an introvert, the chaotic hallways and the superficial popularity of school life never appealed to her. Between the decaying school building and teachers who treat education like a business, school was more of a burden than a sanctuary.​However, life rarely follows a predictable script. Unexpectedly, four vibrant and outgoing girls enter Priana’s life, forming a new circle of friendship. Through them, she is introduced to the notorious "Bad Boy Gang" of Grade 10. While every girl in school—including Priana’s new friends—is desperate to catch the attention of these rebellious boys, Priana remains indifferent.​The real twist in the tale occurs when the leaders of this defiant gang fix their gaze not on the girls seeking their spotlight, but on the most silent, hidden soul in the crowd—Priana. Amidst all the calculated charm and constant efforts of others, they find themselves drawn to Priana’s simple, authentic, and mysterious personality.​Caught between the walls of her introversion, the subtle envy of her friends, and the unexpected fascination of the school’s most influential boys, will Priana be able to maintain her quiet world? Or will this new attention lead her toward a destination of unknown emotions?

" In the neon-lit, hyper-modern Seoul of 2026, Lee Na-eun leads an exhausting life as a junior coordinator at a high-pressure marketing firm. Struggling to make ends meet in a city that never slows down, her only solace is her black cat, her silent confidant. Every morning, before heading to her cramped office, Na-eun pours her heart out to him-whispering secrets, fears, and her deepest longings for Moon Si-woo, the enigmatic man she loves but feels unworthy of.​But the House of Moon hides a dark, ancient secret. Unbeknownst to Na-eun, Si-woo is bound by a 300-year-old curse from the Temple of the Silver Moon, dating back to 1726. He is the ninth descendant, destined to live his days as a feline, regaining his human form only under the shroud of night.​When Na-eun grows suspicious of her cat's mysterious afternoon disappearances, she follows him into the heart of the city's forgotten shadows. In the flickering candlelight of an ancient temple, she discovers a truth that shatters her reality: the cat who listened to her soul and the man who held her heart... are one and the same. Now, with the curse nearing its final, permanent stage, Na-eun must find a way to break the cycle before the moon sets on their love forever."