Lila Sullivan, a Traditional Pearl Diver, is forced by Matriarch Sullivan of the Sullivan Clan to dive for pearls for her ill mother. After harvesting a Crimson Blood Pearl, she is robbed, framed, and hunted by the Sullivan Clan. With the help of jewelry tycoon Dwight Chai and appraiser Shen Yan, she uncovers the Sullivan Clan's conspiracy, recovers her inheritance, and becomes a guardian of national treasures.