After the Infinite Invasive Transformation, I Practiced Hard and Shrunk to an Inch.

[Transformation, more daily, more transformation, marriage, no system with cheats, 1v1, sweeter] Infinite invasion: invasion by various extraordinary powers. In order to defend itself, the local world has entered the era of supernatural awakening. Yu Sanqiu awakened the power of shrinking into a youthful version. In an accident, he was fed a magic potion and was later rescued by his old classmate Chen Haoyang. He learned that the drug he was being fed would not only change his gender but also shorten his lifespan. Later, due to various reasons, he was forced to wear a slave bracelet and was controlled by his college roommate Chen Haoyang. But unexpectedly, the master-servant bracelet was cursed and mutated due to being contaminated with too many human lives. As long as certain conditions are met, the relationship between master and servant will be reversed. Later, due to various reasons, the two had to take the initiative to choose to "depend on each other." It's more of a daily routine, not as exciting as fighting. This book is also called: About how I was raised to be a tsundere