The Substitute Heir: Dragon King's Return

When the mighty Dragon King Long Ao mysteriously vanishes after an attack, his lookalike—takeout delivery guy Long Jin—gets thrown into the dragon realm as his replacement.Seizing the opportunity, Shen Si Tong, the Dragon King’s fiancée, forces Long Jin into a marriage of convenience to boost her family’s status among the Five Great Clans But as an impostor in a world of power players, Long Jin faces relentless humiliation—until the dormant dragon blood in his veins awakens under Shen Si Tong and Tang Xi Feng’s ruthless training.No longer the meek outsider, Long Jin transforms into a true Dragon King, embracing his brother’s legacy to protect Jinling with claws, fire, and a newfound roar of authority.