Avoid Yandere Constellation - Chapter 2: Regression.

The romantic comedy light novel series centers on the gaming lives of various high school students who play video games, including: Keita Amano, a lonely young man who loves video games; Karen Tendō, the beautiful president of the video game club; Chiaki Hoshinomori, who constantly fights with Keita; and Tasuku Uehara, who puts on a facade of being satisfied with his life in the real world, but he in truth loves video games.

When Viscount Ascham’s House’s eldest daughter, Adele von Ascham, became 10 years old, she remembered everything with an intense headache.

Qin Aofeng, a third-generation descendant of the great and prestigious Qin Family, was just as famous as his genius big brother Aotian, but was famed in Qin City for being the “Good-for-nothing Seventh Young Master.”

The compound is perilous, the clan is full of conflict. Before her rebirth, she dressed as a male, her birth a mystery. Because of her lack of talent, she was thought of as a worthless member of the clan. After her rebirth, she walked onto the path of a strong person, and lived on the continent like a fish in water.

Until one day at the capital city of the empire, the spear of the patriarch pointed to her young uncle that she always treasured, the “young male” that had always been undistinguished stood out, and astounded everyone, becoming a peerless genius. Ever since then, countless males and females became made for … …

The vast ancient forests, the deep bogs shrouded in back mist, the desolate and endless desert, the mountains and plains without any border where the magical beasts moved unhindered, this was a vast magical world.

- Description from Novelupdates

New Synopsis by a reader:Embark on a gripping journey through a mysterious fantasy world where one man's resilience is tested to its limits. He is cast into this unforgiving world with nothing to his name. Our protagonist is swiftly swept into the ranks of the Legion, where survival is a daily struggle. Amidst the chaos of battle and the constant threat of danger, he must hone his skills and unlock his latent potential, navigating a landscape fraught with peril and uncertainty.With each trial and tribulation, he discovers new depths to his abilities, grappling with a burgeoning magic system and the harsh realities of his surroundings. This gripping slice-of-life narrative blends elements of LitRPG with a captivating tale of growth and survival as our hero fights to find his place in a world where nothing comes easy and every victory is hard-earned. Will he rise to the challenge and survive amidst the chaos, or will he succumb to the perils that lurk at every turn?