UNMEI: Pantheon's Game - Chapter 13: Memory 2 / 8

Kawaki, who was born in the dragon vein of a planet (Altana), first met Umibozu who was traveling in the universe, and his girlfriend, Kouka.Later, he came to Earth by accident and met the teacher who affected his life —Yoshida Shouyou.He also met a group of friends. The most conspicuous among the group of friends is a fool with silver hair and naturally curly hair, a short man with purple hair, and a little devil whose catchphrase is “Not Zura, it's Katsura!”Gintama Doujin, not transmigration.

Civilization is destroyed and records lost. Only Dudian survives in a cryogenic sleep. Three hundred years later, Dudian wakes up and must become Dean to survive. Who can he trust in this world overrun by monsters without and within?

- Description from Novelupdates

In a world consumed by monsters and chaos, survival is a cruel game of fate.Every year, the system selects a group of unwilling teenagers by lottery to fight, a death sentence Olivia didn’t ask for. Betrayed by her family and forced to fight, Olivia barely escaped death.In her near-death encounter, her system awakens….. only to deem her abilities “Useless”. But a chance encounter with a mysterious white snake sets her on an unforeseen path.Now, with the monsters lurking in the shadow, she has one goal: survive, grow stronger, and uncover the truth behind her fate.Survival is just the beginning. The real war is yet to come.

The whole world is subjected to a highly dangerous standardised exam called the Global 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.