ABO Desire

In a post-virus world with Alphas, Betas, and Omegas, Alpha Sheng Shaoyou seeks help from HS Group for his father's treatment. At the hospital, he meets Omega Hua Yong, who works for his competitor.

While seeking investors for drug research at a club, Sheng Shaoyou meets and helps Hua Yong, who needs money for his sister's medical care. Sheng secretly pays the bills, and they grow closer.

The relationship between Hua Yong and Sheng Shao You deepens with various acts of service performed by Shao You, eventually turning into Hua Yong moving in. Shao You realizes that his feelings for Hua Yong go beyond friendship.

Hua Yong reveals he's limited to intimacy with his marking Alpha, upsetting Sheng Shaoyou. Gao Tu struggles with hidden identity and pheromone issues, found by Shen Wenlang. X Holdings' push leads to business peak.

Gao Tu's suppressant abuse worsens his condition. As Sheng Shao You and Hua Yong grow closer, Sheng's marking proposal is rejected. Hua Yong disappears, and despite Sheng's search efforts, remains missing as his true identity emerges.

Hua Yong's revealed as X Holdings' mastermind. Shen Wenlang and Gao Tu's relationship worsens, leading to Gao Tu's resignation plans. Sheng Shao You retrieves Hua Yong and chooses to fight HS Group to protect him.