Thank you for Waiting, Mister Tang! - Chapter 18

Before going to college, an ordinary high school student went to celebrate and got drunk. When he woke up, he found himself in a completely different world. There was a big sect, the approaching sect entrance examination, a slum where his body’s previous owner lived, and a shared memory about a missing young girl.

When he got tangled in a fight with a few punks in this different world, he fell off a cliff and miraculously found himself still alive, with two more voices ringing inside his head. They were Sword Master and Saber Master. In the company of them, he continued to find out more about this whole new world. He took the sect entrance examination, entered the sect, met a strange man in black, and even participated in a major competition of the sect to have a chance to win over his peers!
In this whole new world, he was born again and got to explore the fantastic martial world!

- Description from Novelupdates

I was proposed to by the Final Boss.

Bad End Night is a novel by Hitoshizuku-P, based on a series of Vocaloid songs, the NighT Series. The plot revolves around eight actors trapped in a never-ending play, seeking a way to escape.

A ring-shaped bio-computer produced in 3009 AD, traversing the space and time onto Du Cheng’s head, a powerful intelligent program let Du Cheng tapped into high-tech knowledge in the next millennium.

——Commerce, industry, science and technology, Du Cheng will be leading the way, developing high-tech from the future, and making himself invincible.

——From an illegitimate child who was driven out of the family to the economic leader, creating a business empire, Du Cheng’s future is the road to the ultimate glory.

- Description from Novelupdates