Boundless Evolution: The Summoning Beast - Chapter 26: Military Headquarters

An AI calling itself Schema has assimilated earth into its system. As a consequence, everyone gained access to status screens, power-ups, and skills. This AI turned these concepts from fiction to fact. It's easy to become intoxicated with leveling up and becoming stronger. To some, it's too good to be true like living out a dream.

For Daniel, however, it's closer to a nightmare.

He's in a bit of a predicament. Cracks in our dimensional fabric have unleashed terrifying beasts from dark, abyssal places. Schema organizes these cracks into dungeons, giving the native species of the planet a chance to fight back. Daniel finds himself trapped in one of these dungeons. Not long after, he discovers there's only one way out.

After traversing through time, Li Xuan was delighted to have become the second son of Earl Chengyi's mansion, as well as a proud warrior of Liudao Fumo. However, just ten days into his privileged life, he faced fierce female supervisors, terrifying ghost-girls, and spiteful demonesses one after another.Amidst this whirlpool of challenges, Li Xuan claimed he didn't feel a bit panicked. A few years later, standing above the Yangtze River, he swung his sword, and with that, thousands of miles of landscapes were instantly frozen.Where will the demoness escape to? Take my sword!

Due to investigating an arms case, he was forced to become a gigolo, from then on, the cute little loli, the sweet and pure young married woman, the cold and aloof CEO beauty, and all kinds of other beauties surrounded him.

When she woke up, Lake returned to the classroom of the third year. The classmates were in class with swords and sticks, and the teacher became a female Taoist.
The little fat man in the back seat, how to put two big hammers under his chair.
Rick found this to be a global era!

- Description from Uukanshu (translated)