Naruto: I Can Take People Through the Ninja World in the Future - Chapter 528: Sasuke Who Wants Revenge

The whole world is subjected to a highly dangerous standardised exam called the Global University Entrance Examination. Answering questions by putting their lives at stake, they would live if they passed the test. Every month the exam will undergo reformation while, occasionally, it is random.

- Description from Novelupdates

An Apocalypse descends—as a lethal super-virus wipes out most of the human population. It took less than a day for the world to change forever—bringing mankind to its knees.It’s a time of misery and death for most, however, there are some who are lucky. Zane Graves, who came across a “Blood Crystal” is given an ability: [Dead Man Walking]—which grants him a special power, and so setting him off on his path to the top!

Liam Sera Banfield is a reincarnator.

While browsing an online gallery, I was summoned to a tower.I obtained a gallery that allows me to communicate with those who have completed the tower.