Zhou Yuan, a martial arts prodigy cursed to fall ill whenever she forms emotional bonds, disguises herself as a boy to enter Qingyun Academy. There, she crosses paths with Wei Qi, a powerful and aloof young marquis who detests marriage. Bound by fate and secrets, the two form an unlikely alliance, uncover hidden truths, and fight side by side against dark forces.

College student Chunyu, estranged from her father, is pulled into a mysterious game called "19 Floors." Teaming up with clever and strong allies, she must survive terrifying challenges and uncover the game's secrets.