MTL - Supermarket Space: Traveling Through the Ages and Marrying a Rough Guy - Chapter 620 Lu Yuxuan is Song Xiuxiu

In a world without gods, where the laws of magic are written by the mages themselves, balance is fragile, and darkness reigns. Multiple dimensions surround it, watched by beings with dark and greedy intentions. This is a magical universe, unstable, marked by constant changes, betrayals, and bloodshed. At the center of it all, an ordinary man emerges, carrying a biochip capable of deep analysis and data recording. With it, he embarks on a relentless journey of genetic enhancement, seeking to ascend beyond the limits of existence. Without divine protection, without charms to shield him or overwhelming powers, he must survive in a world where threats are ever-present, and the fight for survival is relentless. Here, the only rule is to conquer or be consumed. A dark fantasy filled with dangers, evolution, and the relentless pursuit of supremacy.

One day, Luo Jian woke up from his sleep and found himself in a locked chamber where the door and window were all sealed. A note with a few lines written on it was tacked to the wall: “Escape from this room within an hour, otherwise, you will die.”

There is a sequel called Reincarnation Night (轮回之夜) that takes place in the same universe but has different main characters

- Description from Novelupdates

Join the tale of Seth Bane, an irregular on an unconventional journey to become the strongest. But unlike your typical protagonist, Seth's path is far from ordinary—in truth, he is actually a cameraman.Yeah, and an absurdly overpowered one at that.Swordsmen?Necromancers?Archers?All these pale in comparison to his unique occupation: the cameraman!Dive into a world where champions battle against otherworldly foes, and Seth Bane's unexpected power as a cameraman becomes humanity's hidden ace. With the fate of the world hanging in the balance, discover how Seth's unassuming role conceals his extraordinary strength.after all who said the hero was the strongest- well that was only possible as long as the camera man remains low-key.Beware!! this is a fast paced progressive novel.!!! Warning 18+ Mature Content- readers discretion adviceda..

「Shimizu-san, you dyed your hair black.」「Ah, yes.」「Why did you dye it all of a sudden?」「Because…yesterday…」Shimizu-san, who sat next to me and had dyed her hair from blonde to black gradually lowered her voice, slightly blushed, and laid her face down on the desk.