I became the Counterpart of the Winner in a Period Novel - Chapter 32 - 29: Space Prosperity 11

A teenager named Evan Mason was reincarnated into the magical world of Harry Potter and goes to school at Hogwarts!
With only his knowledge of the future and great talent for magic, he takes the path towards the top of the magic world, only to realize that ever step he took, changed everything!

- Description from Novelupdates

The night before her coronation, Princess Elara of Dravara made a mistake she could not take back. Her friends begged her to enjoy one last night of freedom before duty tied her forever. So she escaped the palace in disguise. One night. One party. One stranger whose touch she could not forget. She left before sunrise, thinking no one would ever know.But secrets always return. Weeks later, Elara finds out she is carrying the child of the man she cannot even name. And on her coronation day, as she prepares to wear the crown, fate plays a cruel trick, the same man comes back, not as a lover, but as an assassin sent to kill her.He almost ended her life that day. His blade touched her throat. But instead of striking, he whispered that it would not be today. Then he disappeared into the dark, only to return again, this time hiding among the men who wished to become her bodyguards. Now he stays close to her, walking beside her every day, guarding her in public, while secretly waiting for the right moment to finish the job.Elara now carries a dangerous secret: she is a queen with a crown on her head, a child growing in her womb, and an assassin always by her side. His hands once held her in passion, but those same hands were trained to spill her blood. Surrounded by enemies and trapped in lies, Elara must wonder, has she given her heart to her protector, or has she trusted the man who will one day destroy her?

Recently, Xiang Changkong has been making food deliveries to Xu Lian. After delivering takeout after takeout, he eventually becomes the delivery.

- Description from Novelupdates